ān jī pú tao táng
glucosamine (C6H13NO5)
氨
ān
ammonia
基
jī
(bound form) base; foundation
葡
pú
abbr. for 葡萄牙[Pu2 tao2 ya2]
萄
tao
used in 葡萄[pu2 tao5]
糖
táng
old variant of 糖[tang2]
