InChI=1/C22H21N3O4/c1-5-6-28-22(27)17-13(4)29-20(24)16(10-23)18(17)15-9-14-8-11(2)7-12(3)19(14)25-21(15)26/h5,7-9,18H,1,6,24H2,2-4H3,(H,25,26)/t18-/m0/s1/f/h25H F5204F3DAAB91847