InChI=1S/C32H42N4O7/c1-21(2)15-25(34-31(40)42-19-23-11-7-5-8-12-23)29(38)33-27-17-36(18-28(27)37)30(39)26(16-22(3)4)35-32(41)43-20-24-13-9-6-10-14-24/h5-14,21-22,25-27H,15-20H2,1-4H3,(H,33,38)(H,34,40)(H,35,41)/t25-,26-,27+/m0/s1