p. 5805 - 5808
(2007/10/02)bis(pivaloyloxymethyl) 4-(2,3-dichlorophenyl)-1,4-dihydro-1-(methoxymethyl)-2,6-dimethyl-3,5-pyridinedicarboxylate
Chloromethyl pivalate
diazomethane
4-(2,3-Dichloro-phenyl)-1-methoxymethyl-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid mono-(2,2-dimethyl-propionyloxymethyl) ester
4-(2,3-Dichloro-phenyl)-1-methoxymethyl-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid