InChI=1/C21H23N5O3/c1-13-4-5-14(2)18(12-13)26-19(27)11-10-17(25-26)20(28)23-15-6-8-16(9-7-15)24-21(29)22-3/h4-9,12H,10-11H2,1-3H3,(H,23,28)(H2,22,24,29)/f/h22-24H 91DC79B440C6A59F