10,11-Dihydro-5H-benzo(4,5)cyclohepta(1,2-b)pyridin-5-one O-(3-alpha-tropanyl)oxime oxalate 34137-36-5 5H-Benzo(4,5)cyclohepta(1,2-b)pyridin-5-one, 10,11-dihydro-, O-1-alpha-H,5-alpha-H-tropan-3-alpha-yloxime, oxalate (1:1)