ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C44H59N3O12/c1-21-14-13-15-22(2)43(55)46-34-29(20-45-47-28-16-11-10-12-17-28)38(52)31-32(39(34)53)37(51)26(6)41-33(31)42(54)44(8,59-41)57-19-18-30(56-9)23(3)40(58-27(7)48)25(5)36(50)24(4)35(21)49/h13-15,18-21,23-25,28,30,35-36,40,45,47,49-51,53H,10-12,16-17H2,1-9H3,(H,46,55)/b14-13+,19-18+,22-15?,29-20-/file?format=sdf&get3d=True  -- InChI=1S/C44H59N3O12/c1-21-14-13-15-22(2)43(55)46-34-29(20-45-47-28-16-11-10-12-17-28)38(52)31-32(39(34)53)37(51)26(6)41-33(31)42(54)44(8,59-41)57-19-18-30(56-9)23(3)40(58-27(7)48)25(5)36(50)24(4)35(21)49/h13-15,18-21,23-25,28,30,35-36,40,45,47,49-51,53H,10-12,16-17H2,1-9H3,(H,46,55)/b14-13+,19-18+,22-15?,29-20- could not be loaded.