2-乙烯基噻吩;5-methylthiophene-2-carboxylate;AKOS B000091;RARECHEM AL BE 0181;5-Methyl-2-thiophenecarboxylic acid;Thien-2-ylacetate;thiophen-2-ylacetic acid;thiophen-2-ylacetate;RARECHEM AL BO 0215;TIMTEC-BB SBB004145;2-Thiopheneacetic acid;3,5,6-trichloro-4-aminopyridine-2-carboxylic acid;4-amino-3,5,6-trichloropicolinic acid;DPPH;2,2-Diphenyl-1-picrylhydrazyl;1,1′-(1,1,2,2-Tetramethylethylen)dibenzol;1,1'-(2,3-dimethylbutane-2,3-di