ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C31H27N4S/c1-3-34-28-22-23(31-32-26-16-10-11-17-29(26)36-31)18-19-27(28)35(25-14-8-5-9-15-25)30(34)20-21-33(2)24-12-6-4-7-13-24/h4-22H,3H2,1-2H3/q+1/file?format=sdf&get3d=True  -- InChI=1S/C31H27N4S/c1-3-34-28-22-23(31-32-26-16-10-11-17-29(26)36-31)18-19-27(28)35(25-14-8-5-9-15-25)30(34)20-21-33(2)24-12-6-4-7-13-24/h4-22H,3H2,1-2H3/q+1 could not be loaded.