Cc1cccc2c1nc(nc2O)c3ccc(cc3)C(F)(F)F 249874 IC50 > 10000 nM 11832 9 P11103 Poly [ADP-ribose] polymerase-1 COc1cccc2c1nc(nc2O)c3ccc(cc3)N 249177 IC50 > 300 nM 11832 9 P11103 Poly [ADP-ribose] polymerase-1