InChI=1/C21H29N5O2/c1-2-7-16(25-21(22)28)20(27)26-17-11-6-3-8-13(17)12-18(26)19-23-14-9-4-5-10-15(14)24-19/h4-5,9-10,13,16-18H,2-3,6-8,11-12H2,1H3,(H,23,24)(H3,22,25,28)/t13-,16+,17-,18-/m1/s1/f/h23,25H,22H2 1C30280C877CF92B