xiàn piào lìng hé gān sān lín suān
adenosine triphosphate (ATP)
腺
xiàn
gland
嘌
piào
(literary) fast
呤
lìng
used in 嘌呤[piao4 ling4]
核
hé
variant of 核[he2]
苷
gān
licorice
三
sān
three
磷
lín
variant of 磷[lin2]
酸
suān
sour