119666-09-0 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(2-(1-methylethyl)pyrazolo(1,5-a)pyridin-3-yl)-, methyl 2-(methyl(phenylmethyl)amino)ethyl ester Ahc 52 Ahc-52 Methyl 2-(N-benzyl-N-methylamino)ethyl-2,6-dimethyl-4-(2-isopropylpyrazolo(1,5-a)pyridine-3-yl)-1,4-dihydropyridine-3,5-dicarboxylate