InChI=1S/C37H72O4/c1-3-5-7-9-11-13-15-17-19-20-22-24-26-28-30-32-37(39)41-36(34-38)35-40-33-31-29-27-25-23-21-18-16-14-12-10-8-6-4-2/h17,19,36,38H,3-16,18,20-35H2,1-2H3/b19-17-/t36-/m1/s1