InChI=1/C21H27N3O6/c1-4-28-19-10-9-16(13-20(19)29-5-2)22-21(25)15-23(3)11-12-30-18-8-6-7-17(14-18)24(26)27/h6-10,13-14H,4-5,11-12,15H2,1-3H3,(H,22,25)/p+1/fC21H28N3O6/h22-23H/q+1 DBEDFF3AA3187AE1