ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C8H6F2O2/c9-8(10)12-7-4-2-1-3-6(7)5-11/h1-5,8H/file?format=sdf&get3d=True  -- InChI=1S/C8H6F2O2/c9-8(10)12-7-4-2-1-3-6(7)5-11/h1-5,8H could not be loaded.