InChI=1/C22H23N3O4/c1-16-11-13-24(14-12-16)22(27)18-6-8-19(9-7-18)23-21(26)10-5-17-3-2-4-20(15-17)25(28)29/h2-10,15-16H,11-14H2,1H3,(H,23,26)/b10-5+/f/h23H 72269109ACA361E7