InChI=1/C22H23N3O4/c1-12-9-13(2)17(16(28)10-12)19-18-20(24-23-19)22(29)25(7-4-8-26)21(18)14-5-3-6-15(27)11-14/h3,5-6,9-11,21,26-28H,4,7-8H2,1-2H3,(H,23,24)/t21-/m0/s1/f/h23H C1629EF6C318F545