InChI=1/C21H29N3O3/c1-12(2)16-7-6-8-17(11-16)26-14(5)20(25)22-18(13(3)4)21-23-19(24-27-21)15-9-10-15/h6-8,11-15,18H,9-10H2,1-5H3,(H,22,25)/t14-,18+/m1/s1/f/h22H 534D7220709F03D0