ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C4F10/c5-1(6,3(9,10)11)2(7,8)4(12,13)14/file?format=sdf&get3d=True  -- InChI=1/C4F10/c5-1(6,3(9,10)11)2(7,8)4(12,13)14 could not be loaded.