ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C24H17N/c1-3-7-17(8-4-1)19-11-13-23-21(15-19)22-16-20(12-14-24(22)25-23)18-9-5-2-6-10-18/h1-16,25H/file?format=sdf&get3d=True  -- InChI=1S/C24H17N/c1-3-7-17(8-4-1)19-11-13-23-21(15-19)22-16-20(12-14-24(22)25-23)18-9-5-2-6-10-18/h1-16,25H could not be loaded.