ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C27H54O2/c1-3-26(2)24-22-20-18-16-14-12-10-8-6-4-5-7-9-11-13-15-17-19-21-23-25-27(28)29/h26H,3-25H2,1-2H3,(H,28,29)/file?format=sdf&get3d=True  -- InChI=1S/C27H54O2/c1-3-26(2)24-22-20-18-16-14-12-10-8-6-4-5-7-9-11-13-15-17-19-21-23-25-27(28)29/h26H,3-25H2,1-2H3,(H,28,29) could not be loaded.