InChI=1/C25H26N2O4/c1-4-31-25(29)22-15(2)27-20-13-18(16-5-7-19(30-3)8-6-16)14-21(28)24(20)23(22)17-9-11-26-12-10-17/h5-12,18,22-23H,4,13-14H2,1-3H3/t18-,22+,23-/m1/s1 B7F62188382CDE32