InChI=1/C20H23N3O6/c21-13-5-4-8-18(22-20(25)28-14-15-6-2-1-3-7-15)19(24)29-17-11-9-16(10-12-17)23(26)27/h1-3,6-7,9-12,18H,4-5,8,13-14,21H2,(H,22,25)/p+1/t18-/m0/s1/fC20H24N3O6/h21-22H/q+1 7824787E1D13C1EB