InChI=1/C20H14Cl2N4O/c1-12-4-3-9-26-18(12)24-17(13-6-7-15(21)16(22)10-13)19(26)25-20(27)14-5-2-8-23-11-14/h2-11H,1H3,(H,25,27)/f/h25H 59E91531ED94D182