1,4-Dihydro-2,6-dimethyl-4-(4-methylphenyl)-3,5-pyridinedicarboxylic acid dimethyl ester 2,6-Dimethyl-3,5-dicarbomethoxy-4-(4-methylphenyl)-1,4-dihydropyridine 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(4-methylphenyl)-, dimethyl ester 73257-48-4