ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C31H50O2/c1-20(22(3)18-32)8-9-21(2)23-12-14-29(7)25-11-10-24-27(4,5)26(33)13-15-30(24)19-31(25,30)17-16-28(23,29)6/h21-25,32H,1,8-19H2,2-7H3/t21-,22?,23-,24?,25?,28-,29+,30-,31-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C31H50O2/c1-20(22(3)18-32)8-9-21(2)23-12-14-29(7)25-11-10-24-27(4,5)26(33)13-15-30(24)19-31(25,30)17-16-28(23,29)6/h21-25,32H,1,8-19H2,2-7H3/t21-,22?,23-,24?,25?,28-,29+,30-,31-/m1/s1 could not be loaded.