InChI=1/C32H38N2O4/c1-32(2,3)38-31(37)34-28(19-23-14-8-5-9-15-23)29(35)21-25(18-22-12-6-4-7-13-22)30(36)33-27-20-24-16-10-11-17-26(24)27/h4-17,25,27-29,35H,18-21H2,1-3H3,(H,33,36)(H,34,37)/t25-,27+,28+,29+/m1/s1/f/h33-34H F4179B081978E9CE