InChI=1/C24H22N2O5/c1-15-21(24(28)31-14-16-8-3-2-4-9-16)22(17-10-5-6-12-19(17)26(29)30)23-18(25-15)11-7-13-20(23)27/h2-6,8-10,12,22,25H,7,11,13-14H2,1H3/t22-/m0/s1 F81941C2B1138C0A