InChI=1/C21H34N4O2/c1-5-6-18(24-20(22)27)19(26)23-16-11-13-25(14-12-16)17-9-7-15(8-10-17)21(2,3)4/h7-10,16,18H,5-6,11-14H2,1-4H3,(H,23,26)(H3,22,24,27)/t18-/m1/s1/f/h23-24H,22H2 B27DE8E3C323176B