InChI=1/C21H27N3O2/c1-17(25)23-20(18-10-5-3-6-11-18)16-21(26)22-14-9-15-24(2)19-12-7-4-8-13-19/h3-8,10-13,20H,9,14-16H2,1-2H3,(H,22,26)(H,23,25)/t20-/m0/s1/f/h22-23H 6BB2DD2BF1D15573