7-methyl 4,7-dihydro-1-methyl-4-oxo-1H-pyrazolo[3,4-c]pyridine-6(5H),7-dicarboxylate

methyl 4-((benzyloxy)amino)-1-methyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-7-carboxylate