InChI=1/C21H32N4O3/c1-4-19(26)23-16-11-8-12-17(13-16)24-21(28)20(27)22-14-18(25(2)3)15-9-6-5-7-10-15/h8,11-13,15,18H,4-7,9-10,14H2,1-3H3,(H,22,27)(H,23,26)(H,24,28)/p+1/t18-/m0/s1/fC21H33N4O3/h22-25H/q+1 A6AF1A3E5CC2BB6A