InChI=1/C20H31N5O3/c1-4-10-24-18-16(19(27)25(11-5-2)20(24)28)22-17(23-18)15-8-6-14(7-9-15)12-21-13(3)26/h14-15H,4-12H2,1-3H3,(H,21,26)(H,22,23)/f/h21-22H 93F74310532C95B8