34221-70-0 5H-BENZO(4,5)CYCLOHEPTA(1,2-b)PYRIDIN-5-ONE, O-(2-(DIMETHYLAMINO)ETHYL)OXIME, MA 5H-Benzo(4,5)cyclohepta(1,2-b)pyridin-5-one, O-(2-(dimethylamino)ethyl)oxime, maleate (1:1)