ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C30H52/c1-20(2)9-8-10-22(5)26-13-14-27-25-12-11-24-19-23(21(3)4)15-17-29(24,6)28(25)16-18-30(26,27)7/h20,22,24-28H,8-19H2,1-7H3/t22-,24?,25+,26-,27+,28+,29+,30-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C30H52/c1-20(2)9-8-10-22(5)26-13-14-27-25-12-11-24-19-23(21(3)4)15-17-29(24,6)28(25)16-18-30(26,27)7/h20,22,24-28H,8-19H2,1-7H3/t22-,24?,25+,26-,27+,28+,29+,30-/m1/s1 could not be loaded.