multi-cell-component structure
   |__neuron projection bundle
       |__tract  1350 rec.
           |__adult cervical connective 20 rec.
           |__adult optic lobe-calycal tract
           |   |__adult optic lobe-calycal tract 1
           |   |__adult optic lobe-calycal tract 2
           |   |__adult optic lobe-calycal tract 3
           |   |__adult optic lobe-calycal tract 4
           |   |__adult optic lobe-calycal tract 5
           |__chiasma 49 rec.
           |   |__anterior chiasma of the central complex
           |   |__optic chiasma(+) 47 rec.
           |   |__posterior chiasma of the central complex
           |__commissure 713 rec.
           |   |__adult labial commissure
           |   |__adult maxillary commissure
           |   |__adult optic lobe-calycal tract 5
           |   |__anterior chiasma of the central complex
           |   |__pb-fb tract Y 1 rec.
           |   |__pb-fb tract Z 1 rec.
           |   |__posterior chiasma of the central complex
           |   |__supraesophageal commissural pioneer tract(+) 1 rec.
           |   |__symmetrical commissure(+) 665 rec.
           |__embryonic fiber tract 18 rec.
           |   |__subesophageal embryonic fiber tract(+)
           |   |__supraesophageal embryonic fiber tract(+) 1 rec.
           |   |__thoracic-abdominal embryonic fiber tract(+) 16 rec.
           |__embryonic/larval posterior cervical tract
           |__fascicle 914 rec.
           |   |__adult antenno-subesophageal tract
           |   |__adult anterior longitudinal superior lateral fascicle
           |   |__adult anterior optic tract 8 rec.
           |   |__adult curved ventrolateral tract
           |   |__adult deutocerebral commissure(+)
           |   |__adult dorsal median tract
           |   |__adult dorsolateral root of fan-shaped body
           |   |__adult external posterior lateral fascicle
           |   |__adult horizontal ventrolateral protocerebral tract
           |   |__adult medial root of fan-shaped body
           |   |__adult median tract of dorsal cervical fasciculus
           |   |__adult median tract of dorsal cervical fasciculus I
           |   |__adult median tract of dorsal cervical fasciculus II
           |   |__adult median tract of dorsal cervical fasciculus III
           |   |__adult optic lobe-calycal tract 1
           |   |__adult optic lobe-calycal tract 2
           |   |__adult optic lobe-calycal tract 3
           |   |__adult optic lobe-calycal tract 4
           |   |__adult posterior longitudinal superior lateral fascicle
           |   |__adult subesophageal-calycal tract
           |   |__adult vertical posterior fascicle
           |   |__adult vertical ventrolateral protocerebral tract
           |   |__antennal lobe tract(+) 29 rec.
           |   |__anterior bundle
           |   |__anterior cerebro-cervical fascicle
           |   |__anterior lateral ellipsoid fascicle(+)
           |   |__anterior lateral equatorial fascicle(+)
           |   |__anterior longitudinal superior medial fascicle(+)
           |   |__anterior superior transverse fascicle(+)
           |   |__antero-basal tract
           |   |__broad root
           |   |__central descending protocerebral fascicle(+)
           |   |__connective(+) 795 rec.
           |   |__dorsal lateral tract of dorsal cervical fasciculus
           |   |__dorsal lateral tract of ventral cervical fasciculus
           |   |__dorsal posterior protocerebral tract(+)
           |   |__dorsolateral posterior lateral fascicle(+)
           |   |__dorsomedial posterior lateral fascicle(+)
           |   |__EA bundle of antennal mechanosensory and motor center
           |   |__fascicle of optic foci
           |   |__haltere tract
           |   |__horizontal ventrolateral protocerebral fascicle
           |   |__intermediate dorsal abdominal tract
           |   |__intermediate superior transverse fascicle(+)
           |   |__intermediate tract of dorsal cervical fasciculus
           |   |__intermediate tract of dorsal cervical fasciculus - commissure of fine fibers
           |   |__intermediate tract of dorsal cervical fasciculus - haltere commissure
           |   |__larval anterior transverse tract
           |   |__larval anterior vertical bundle
           |   |__larval basolateral protocerebral tract
           |   |__larval basomedial protocerebral tract
           |   |__larval posterior vertical bundle
           |   |__larval transverse fascicle(+)
           |   |__lateral cerebro-cervical fascicle
           |   |__lateral cervical tract 5 rec.
           |   |__lateral core of antennal mechanosensory and motor center
           |   |__lateral dorsal abdominal tract
           |   |__lateral ellipsoid fascicle(+)
           |   |__lateral equatorial fascicle(+)
           |   |__lateral medial fascicle 3 rec.
           |   |__lateral posterior superior transverse fascicle(+)
           |   |__longitudinal superior lateral fascicle(+)
           |   |__longitudinal superior medial fascicle(+)
           |   |__longitudinal ventral fascicle(+)
           |   |__longitudinal ventral intermediate fascicle(+)
           |   |__longitudinal ventral lateral fascicle(+)
           |   |__longitudinal ventral medial fascicle(+)
           |   |__longitudinal ventral posterior-lateral fascicle(+)
           |   |__medial cerebro-cervical fascicle
           |   |__medial cervical tract
           |   |__medial equatorial fascicle(+)
           |   |__medial fascicle
           |   |__medial posterior superior transverse fascicle(+)
           |   |__median dorsal abdominal tract
           |   |__oblique posterior fascicle(+)
           |   |__pb-fb tract W(+) 1 rec.
           |   |__pb-fb tract X 1 rec.
           |   |__posterior cerebro-cervical fascicle
           |   |__posterior cervical tract
           |   |__posterior lateral ellipsoid fascicle(+)
           |   |__posterior lateral equatorial fascicle(+)
           |   |__posterior lateral fascicle(+)
           |   |__posterior longitudinal superior medial fascicle(+)
           |   |__posterior superior transverse fascicle(+)
           |   |__posterior tract of the ventral body
           |   |__posterior transverse tract
           |   |__pyriform fascicle
           |   |__RF tract
           |   |__ventral lateral tract of ventral cervical fasciculus
           |   |__ventral median tract of ventral cervical fasciculus
           |   |__ventral posterior lateral fascicle(+)
           |   |__vertical superior lateral protocerebral tract(+)
           |   |__vertical ventrolateral protocerebral fascicle
           |__median bundle 42 rec.
           |   |__adult median bundle 42 rec.
           |   |__larval median bundle
           |__ocellar nerve 27 rec.
           |__pb-fb tract 1 rec.
           |   |__pb-fb tract W(+) 1 rec.
           |   |__pb-fb tract X 1 rec.
           |   |__pb-fb tract Y 1 rec.
           |   |__pb-fb tract Z 1 rec.
           |__supraesophageal gustatory tract
               |__lateral supraesophageal gustatory tract
               |__medial supraesophageal gustatory tract
               |__mediolateral supraesophageal gustatory tract