120873-30-5 3-Chloro-N-(3,4-dihydro-5-oxo-5H-pyrido(2,3-e)(1,3,4)triazepin-2-yl)propanamide Propanamide, 3-chloro-N-(3,4-dihydro-5-oxo-5H-pyrido(2,3-e)(1,3,4)triazepin-2-yl)- Propanamide, 3-chloro-N-(4,5-dihydro-5-oxo-1H-pyrido(2,3-e)(1,2,4)triazepin-2-yl)-