Pyrido[4,3-c]pyridazine-6(2H)-carboxylic acid,3,5,7,8-tetrahydro-3-oxo-, ethyl ester

Pyrido[4,3-c]pyridazine-6(2H)-carboxylic acid,3,5,7,8-tetrahydro-3-oxo-, ethyl ester · CAS 39716-48-8