英文别名3,4-Thiophenedicarboxylic acid, diMethyl ester; DiMethyl thiophene-3,4-dicarboxylate; 3,4-dimethyl ester 3,4-Thiophenedicarboxylic acid; 3,4-Thiophenedicarboxylic acid, 3,4-dimethyl ester; thiophene-3，4-dicarboxylic acidimethyl ester; Thiophen-3,4-dicarbonsaeure-dimethylester; Dimethyl-3,4-thiophendicarboxylat; Dimethyl 3,4-thiophenedicarboxylate; 3,4-Thiophen-dicarbonsaeuredimethylester; thiophene-3,4-dicarboxylic acid dimethyl ester; 3,4-Thiophenedicarboxylic acid,dimethyl ester 
