1 MH4 1-methyl-8-{[4-(4-methylpiperazin-1-yl)phenyl]amino}-N-[(2-methylpyridin-4-yl)methyl]-4,5-dihydro-1h-pyrazolo[4,3-H]quinazoline-3-carboxamide 1.000 2 P48 N,1,4,4-tetramethyl-8-{[4-(4-methylpiperazin-1-yl)phenyl]amino}-4,5-dihydro-1h-pyrazolo[4,3-H]quinazoline-3-carboxamide 0.780