InChI=1/C27H30N2O4/c1-16(2)15-33-27(31)24-17(3)29-22-13-20(18-5-7-21(32-4)8-6-18)14-23(30)26(22)25(24)19-9-11-28-12-10-19/h5-12,16,20,24-25H,13-15H2,1-4H3/t20-,24+,25-/m1/s1 599250E73CB57F2B