英文别名METHYL 4-AMINOTHIOPHENE-2,3-DICARBOXYLATE HYDROCHLORIDE; 4-AMINOTHIOPHENE-2,3-DICARBOXYLIC ACID DIMETHYL ESTER HYDROCHLORIDE; Dimethyl4-aminothiophene-2,3-dicarboxylateHCl; 2,3-diMethyl 4-aMinothiophene-2,3-dicarboxylate hydrochloride; 4-amino-2-methoxycarbonyl-3-thiophenecarboxylate hydrochloride; dimethyl 4-aminothiophene-2,3-dicarboxylate,hydrochloride 
