ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C33H59N6O9P.Na/c1-4-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-30(40)35-22-27(45-5-2)24-46-49(43,44)47-25-29-28(37-38-34)21-31(48-29)39-23-26(3)32(41)36-33(39)42;/h23,27-29,31H,4-22,24-25H2,1-3H3,(H,35,40)(H,43,44)(H,36,41,42);/q;+1/p-1/t27?,28-,29+,31+;/m0./s1/file?format=sdf&get3d=True  -- InChI=1S/C33H59N6O9P.Na/c1-4-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-30(40)35-22-27(45-5-2)24-46-49(43,44)47-25-29-28(37-38-34)21-31(48-29)39-23-26(3)32(41)36-33(39)42;/h23,27-29,31H,4-22,24-25H2,1-3H3,(H,35,40)(H,43,44)(H,36,41,42);/q;+1/p-1/t27?,28-,29+,31+;/m0./s1 could not be loaded.