3-(1,1-DIMETHYLETHYL) 5-METHYL (4R)-1,4-DIHYDRO-2,6-DIMETHYL-4-(3-NITROPHENYL)-3,5-PYRIDINEDICARBOXYLATE
3-(1,1-dimethylethyl) 5-methyl (4r)-1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylate