ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H30O2/c1-15-5-4-6-18-19(3,10-8-17-9-12-22-14-17)16(2)7-11-20(18,21)13-15/h5,9,12,14,16,18,21H,4,6-8,10-11,13H2,1-3H3/t16-,18-,19+,20-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C20H30O2/c1-15-5-4-6-18-19(3,10-8-17-9-12-22-14-17)16(2)7-11-20(18,21)13-15/h5,9,12,14,16,18,21H,4,6-8,10-11,13H2,1-3H3/t16-,18-,19+,20-/m1/s1 could not be loaded.