bis(7-[benzyl(methyl)amino]-5-[1-[2-(4-methylpiperazin-1-yl)ethyl]pyrrolo[2,3-b]pyridin-3-yl]pyrazolo[1,5-a]pyrimidine-3-carboxylic acid);1-(2-chloroethyl)-4-methylpiperazine;cis-(1R,2S)-2-aminochloranuidylcyclobutan-1-ol;ethyl 7-[benzyl(methyl)amino]-5-[1-[2-(4-methylpiperazin-1-yl)ethyl]pyrrolo[2,3-b]pyridin-3-yl]pyrazolo[1,5-a]pyrimidine-3-carboxylate;ethyl 7-[benzyl(methyl)amino]-5-(1H-pyrrolo[2,3-b]pyridin-3-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylate