InChI=1/C20H29N3O2/c1-4-15(3)22-19(24)17-10-11-18(14(2)12-17)23-20(25)21-13-16-8-6-5-7-9-16/h5-6,10-12,15-16H,4,7-9,13H2,1-3H3,(H,22,24)(H2,21,23,25)/t15-,16+/m0/s1/f/h21-23H 5377977B7D708F7C