ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C53H49N5O4/c1-38-46(36-60-33-39-18-8-3-9-19-39)48(61-34-40-20-10-4-11-21-40)32-47(38)58-37-54-49-50(58)55-52(56-51(49)62-35-41-22-12-5-13-23-41)57-53(42-24-14-6-15-25-42,43-26-16-7-17-27-43)44-28-30-45(59-2)31-29-44/h3-31,37,46-48H,1,32-36H2,2H3,(H,55,56,57)/t46-,47+,48?/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C53H49N5O4/c1-38-46(36-60-33-39-18-8-3-9-19-39)48(61-34-40-20-10-4-11-21-40)32-47(38)58-37-54-49-50(58)55-52(56-51(49)62-35-41-22-12-5-13-23-41)57-53(42-24-14-6-15-25-42,43-26-16-7-17-27-43)44-28-30-45(59-2)31-29-44/h3-31,37,46-48H,1,32-36H2,2H3,(H,55,56,57)/t46-,47+,48?/m1/s1 could not be loaded.