InChI=1/C21H23N3O2/c1-2-6-17(7-3-1)20-18-8-4-5-9-19(18)23-21(24-20)22-11-13-26-15-16-10-12-25-14-16/h1-9,16H,10-15H2,(H,22,23,24)/t16-/m0/s1/f/h22H 8A563FA828FFB0A2