ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C30H48/c1-25(2)15-11-19-29(7)23-13-21-27(5)17-9-10-18-28(6)22-14-24-30(8)20-12-16-26(3)4/h9-10,15-18,23-24H,11-14,19-22H2,1-8H3/file?format=sdf&get3d=True  -- InChI=1S/C30H48/c1-25(2)15-11-19-29(7)23-13-21-27(5)17-9-10-18-28(6)22-14-24-30(8)20-12-16-26(3)4/h9-10,15-18,23-24H,11-14,19-22H2,1-8H3 could not be loaded.