InChI=1/C20H23N3O4/c21-19(24)8-10-23(13-15-4-2-1-3-5-15)11-9-20(25)22-16-6-7-17-18(12-16)27-14-26-17/h1-7,12H,8-11,13-14H2,(H2,21,24)(H,22,25)/p+1/fC20H24N3O4/h22-23H,21H2/q+1 E762911BFC8D6A72