InChI=1/C21H29N3O2/c1-12-4-5-19(13(2)20(12)22-14(3)25)23-21(26)24-11-17-7-15-6-16(8-17)10-18(24)9-15/h4-5,15-18H,6-11H2,1-3H3,(H,22,25)(H,23,26)/t15-,16+,17?,18?/f/h22-23H A1FBDC0EEC348D25