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(2007/10/03)dimethyl 2-cyclohexyliminomethyl-6-methyl-4-(2-thienyl)-1,4-dihydropyridine-3,5-dicarboxylate
2-dimethoxymethyl-6-methyl-4-thiophen-2-yl-1,4-dihydro-pyridine-3,5-dicarboxylic acid dimethyl ester
dimethyl 2-formyl-6-methyl-4-(thiophen-2-yl)-1,4-dihydropyridine-3,5-dicarboxylate
4,4-dimethoxy-3-oxo-butyric acid methyl ester
thiophene-2-carbaldehyde