InChI=1S/C38H69NO4/c1-3-5-7-9-11-12-13-14-15-16-18-21-25-29-35(41)34(33-40)39-38(42)32-28-24-20-17-19-23-27-31-37-36(43-37)30-26-22-10-8-6-4-2/h17,20,22-23,26-27,34-37,40-41H,3-16,18-19,21,24-25,28-33H2,1-2H3,(H,39,42)/b20-17-,26-22-,27-23-/t34-,35+,36?,37?/m0/s1