103602-79-5 Acetamide, N-(3,4,4a,5,6,7-hexahydro-3-oxo-2H-benzo(6,7)cyclohepta(1,2-c)pyridazin-9-yl)-, (+-)- BBR-1509 BRN 6523594 dl-9-Acetylamino-2,4,4a,5,6,7-hexahydro-3H-benzo(6,7)cyclohepten(1,2-c)pyridazin-3-one