ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H34O/c1-15-7-6-8-16(2)10-12-18-19(3,4)17(11-9-15)13-14-20(18,5)21/h8-9,17-18,21H,6-7,10-14H2,1-5H3/b15-9+,16-8+/t17?,18-,20+/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C20H34O/c1-15-7-6-8-16(2)10-12-18-19(3,4)17(11-9-15)13-14-20(18,5)21/h8-9,17-18,21H,6-7,10-14H2,1-5H3/b15-9+,16-8+/t17?,18-,20+/m0/s1 could not be loaded.