6-aminochloranuidyl-8-chlorospiro[2H-imidazo[1,5-a]pyridine-3,1'-cyclohexane]-1,5-dione;bis(6-[(6-amino-5-methylpyrimidin-4-yl)amino]-8-chlorospiro[2H-imidazo[1,5-a]pyridine-3,1'-cyclohexane]-1,5-dione);tert-butyl N-[6-[(8-chloro-1,5-dioxospiro[2H-imidazo[1,5-a]pyridine-3,1'-cyclohexane]-6-yl)amino]-5-methylpyrimidin-4-yl]-N-[(2-methylpropan-2-yl)oxycarbonyl]carbamate;tert-butyl N-(6-chloro-5-propan-2-ylpyrimidin-4-yl)-N-[(2-methylpropan-2-yl)oxycarbonyl]carbamate;6-chloro-5-methylpyrimidin-4-amine;oxolane;dihydrochloride