ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C39H48N4O4/c1-8-10-11-12-15-47-24(7)36-22(5)30-17-29-21(4)26(13-14-35(45)46)38(42-29)27-16-34(44)37-23(6)31(43-39(27)37)18-32-25(9-2)20(3)28(40-32)19-33(36)41-30/h17-19,21,24,26,40-41H,8-16H2,1-7H3,(H,45,46)/t21-,24?,26-/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C39H48N4O4/c1-8-10-11-12-15-47-24(7)36-22(5)30-17-29-21(4)26(13-14-35(45)46)38(42-29)27-16-34(44)37-23(6)31(43-39(27)37)18-32-25(9-2)20(3)28(40-32)19-33(36)41-30/h17-19,21,24,26,40-41H,8-16H2,1-7H3,(H,45,46)/t21-,24?,26-/m0/s1 could not be loaded.