ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C12H10/c1-3-9-4-2-6-11-8-7-10(5-1)12(9)11/h1-6H,7-8H2/file?format=sdf&get3d=True  -- InChI=1/C12H10/c1-3-9-4-2-6-11-8-7-10(5-1)12(9)11/h1-6H,7-8H2 could not be loaded.