ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C12H18O/c1-9-4-3-6-12(2)7-5-10(13)8-11(9)12/h8-9H,3-7H2,1-2H3/file?format=sdf&get3d=True  -- InChI=1S/C12H18O/c1-9-4-3-6-12(2)7-5-10(13)8-11(9)12/h8-9H,3-7H2,1-2H3 could not be loaded.