3-(2-Isocyanoethyl) 5-methyl 2,6-dimethyl-4-(3-nitrophenyl)-1-nitroso-1,4-dihydropyridine-3,5-dicarboxylate

3-(2-Isocyanoethyl) 5-methyl 2,6-dimethyl-4-(3-nitrophenyl)-1-nitroso-1,4-dihydropyridine-3,5-dicarboxylate used as pharmaceutical intermediate.