ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C40H42N6O2/c47-37(27-45-21-9-3-10-22-45)41-31-17-19-35-33(25-31)39(29-13-5-1-6-14-29)43-36-20-18-32(42-38(48)28-46-23-11-4-12-24-46)26-34(36)40(44-35)30-15-7-2-8-16-30/h1-2,5-8,13-20,25-26H,3-4,9-12,21-24,27-28H2,(H,41,47)(H,42,48)/b39-33-,40-34-,43-36?,43-39?,44-35?,44-40?/file?format=sdf&get3d=True  -- InChI=1S/C40H42N6O2/c47-37(27-45-21-9-3-10-22-45)41-31-17-19-35-33(25-31)39(29-13-5-1-6-14-29)43-36-20-18-32(42-38(48)28-46-23-11-4-12-24-46)26-34(36)40(44-35)30-15-7-2-8-16-30/h1-2,5-8,13-20,25-26H,3-4,9-12,21-24,27-28H2,(H,41,47)(H,42,48)/b39-33-,40-34-,43-36?,43-39?,44-35?,44-40? could not be loaded.