ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C18H34O4/c1-2-3-4-5-6-8-11-16(19)14-15-17(20)12-9-7-10-13-18(21)22/h14-17,19-20H,2-13H2,1H3,(H,21,22)/t16-,17?/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C18H34O4/c1-2-3-4-5-6-8-11-16(19)14-15-17(20)12-9-7-10-13-18(21)22/h14-17,19-20H,2-13H2,1H3,(H,21,22)/t16-,17?/m0/s1 could not be loaded.