ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C40H56/c1-32(2)18-13-21-35(5)24-15-26-36(6)25-14-22-33(3)19-11-12-20-34(4)23-16-27-37(7)29-30-39-38(8)28-17-31-40(39,9)10/h11-12,14-16,18-20,22-27,29-30H,13,17,21,28,31H2,1-10H3/b12-11 ,22-14 ,23-16 ,26-15 ,30-29 ,33-19 ,34-20 ,35-24 ,36-25 ,37-27 /file?format=sdf&get3d=True  -- InChI=1S/C40H56/c1-32(2)18-13-21-35(5)24-15-26-36(6)25-14-22-33(3)19-11-12-20-34(4)23-16-27-37(7)29-30-39-38(8)28-17-31-40(39,9)10/h11-12,14-16,18-20,22-27,29-30H,13,17,21,28,31H2,1-10H3/b12-11 ,22-14 ,23-16 ,26-15 ,30-29 ,33-19 ,34-20 ,35-24 ,36-25 ,37-27  could not be loaded.