InChI=1/C21H21N3O5/c1-12(20(25)23-13-6-7-18-19(10-13)29-9-8-28-18)22-21(26)16-11-14-15(24-16)4-3-5-17(14)27-2/h3-7,10-12,16H,8-9H2,1-2H3,(H,22,26)(H,23,25)/p+1/t12-,16-/m1/s1/fC21H22N3O5/h22-24H/q+1 F4753CD2208FB4B3