InChI=1/C21H33N3O3/c1-6-8-9-15(7-2)14-22-19(26)20(27)23-17-12-10-16(11-13-17)18(25)24-21(3,4)5/h10-13,15H,6-9,14H2,1-5H3,(H,22,26)(H,23,27)(H,24,25)/t15-/m1/s1/f/h22-24H 9D0D62609779878D