Bis-imid polysykliske og heterosykliske kromoforer som er anvendbare som tumoricidale midler

Oppfinnelsen angår bis-imid- derivater av tri- og tetraaminer av formel (I) Y1 (D farmasøytiske preparater inneholdende disse og metoder for anvendelse av disse for å behandle kreft, i særdeles- het faste tumorer, i pattedyr. Anticancer compounds of formula I: (I) and pharmaceutically acceptable salts thereof, wherein: R1, R2 and R3 are independently selected H, CH3, NH2, NO2, and CN; R9 and R10 are H or alkyl or halo, X1 and Y1 or X2 and Y2, when present, join together to form, independently, a six membered 1N heterocycle substituted with 1-2 R3; or the group: wherein one of W or Z is C=O and the other is C=O, NH, S or O; or when X2 and Y2 are not joined together and when R2 is in the 4-position, then X2 and R2 may join together to form an ethylene bridge; are disclosed.