InChI=1/C21H22N4O3/c1-11-4-6-15(19(22)26)9-18(11)25-21(28)20(27)23-10-14-5-7-17-16(8-14)12(2)13(3)24-17/h4-9,24H,10H2,1-3H3,(H2,22,26)(H,23,27)(H,25,28)/f/h23,25H,22H2 09444E660AD5D21D