6901-50-4;Ethyl 4-cyano-5-[3-(2-ethoxyphenyl)prop-2-enoylamino]-3-methyl-thiophene-2-carboxylate;AC1NQPJO;ethyl 4-cyano-5-[3-(2-ethoxyphenyl)prop-2-enoylamino]-3-methylthiophene-2-carboxylate
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