626-34-6
3-氨基巴豆酸乙酯
→
34859-65-9
5-氨基-3-甲基异噻唑-4-羧酸乙酯
63089-25-8
2-(1-amino-ethylidene)-N-phenoxycarbonyl-3-thio-malonamic acid ethyl ester
49779-15-9
3-methyl-5-phenoxycarbonylamino-isothiazole-4-carboxylic acid ethyl ester