ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C18H30O2/c1-13(19)7-8-15-17(4)11-6-10-16(2,3)14(17)9-12-18(15,5)20/h7-8,14-15,20H,6,9-12H2,1-5H3/t14?,15-,17+,18-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C18H30O2/c1-13(19)7-8-15-17(4)11-6-10-16(2,3)14(17)9-12-18(15,5)20/h7-8,14-15,20H,6,9-12H2,1-5H3/t14?,15-,17+,18-/m1/s1 could not be loaded.