ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C18H12/c1-2-8-14-
13(7-1)15-9-3-4-11-
17(15)18-12-6-5-10-
16(14)18/h1-12H/file?format=sdf&get3d=True -- InChI=1/C18H12/c1-2-8-14-
13(7-1)15-9-3-4-11-
17(15)18-12-6-5-10-
16(14)18/h1-12H could not be loaded.