3,5-Dimethoxycarbonyl-4-(2'-(5',6'-dihydro-p-dioxinyl))-2,6-dimethyl-1,4-dihydropyridine 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-4-(5,6-dihydro-1,4-dioxin-2-yl)-2,6-dimethyl-, dimethyl ester 88046-00-8