duì yǐ xiān ān jī fēn
paracetamol
acetaminophen
对
duì
right; correct
乙
yǐ
second of the ten Heavenly Stems 十天干[shi2 tian1 gan1]
酰
xiān
acid radical
氨
ān
ammonia
基
jī
(bound form) base; foundation
酚
fēn
phenol
