InChI=1/C21H37N5O2/c1-7-25(8-2)18(13-16(5)6)15-23-20(27)21(28)24-17-11-12-19(22-14-17)26(9-3)10-4/h11-12,14,16,18H,7-10,13,15H2,1-6H3,(H,23,27)(H,24,28)/p+1/t18-/m0/s1/fC21H38N5O2/h23-25H/q+1 7108358308733572