Definition: Compounds with three fused rings that appear like a naphthalene fused to piperidone or like a benz(de)isoquinoline-1,3-dione (not to be confused with BENZYLISOQUINOLINES which have a methyl separating the naphthyl from the benzyl rings). Members are CYTOTOXINS.
mitonafide [ M 4212,NSC 300288,2-dimethylaminoethylbenzo(de)isoquinoline-1,3-dione hydrochloride,5-nitro-2-(2-dimethylaminoethyl)benzo(de)isoquinoline-1,3-dione,M-4212,N-(2-dimethylaminoethyl)-3-nitro-naphthalimide,N-(2-dimethylaminoethyl)-3-nitronaphthalimide ] do not confuse with M 4212(pesticide); structure