112446-99-8
4-chloro-6-methoxy-3-methyl-1H-pyrazolo[3,4-b]quinoline
→
112447-01-5
4,9-dihydro-6-methoxy-1,3-dimethyl-4-oxo-1H-pyrazolo[3,4-b]quinoline
112447-05-9
6-hydroxy-1,3-dimethyl-2H-pyrazolo[3,4-b]quinolin-4-one