InChI=1/C21H24Cl2N4O/c22-18-7-4-8-19(20(18)23)27-13-11-26(12-14-27)10-2-1-9-25-21(28)16-5-3-6-17(24)15-16/h1-8,15H,9-14,24H2,(H,25,28)/b2-1+/f/h25H 21C3F374B0225185