ethyl 4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidine-2-carboxylate

4-氯-2-乙基-5,6,7,8-四氢-[1]苯并噻吩并[2,3-d]嘧啶

ethyl 2-(methylcarbamothioylamino)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate

2-苯甲酰基氨基-4,5,6,7-四氢-1-苯并噻吩-3-羧酸