8-羟基喹啉-5-羧酸

methyl 3-[(2-carbamoylsulfanylacetyl)amino]-4-hydroxybenzoate

Methyl 2-chloro-1,3-benzoxazole-5-carboxylate

2-氰基-3,4-二氢-2H-苯并[b][1,4]噁嗪-6-羧酸甲酯