3,5-Di-n-propyloxycarbonyl-4-(2'-(5',6'-dihydro-p-dioxynyl))-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-, dipropyl ester 88045-99-2