ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H29N5O.C4H6O6/c1-4-25(5-2)20(26)23-22-14-10-16-15-7-6-8-17-19(15)13(11-21-17)9-18(16)24(3)12-14;5-1(3(7)8)2(6)4(9)10/h6-8,11,14,16,18,21-22H,4-5,9-10,12H2,1-3H3,(H,23,26);1-2,5-6H,(H,7,8)(H,9,10)/t14-,16?,18+;1-,2-/m01/s1/file?format=sdf&get3d=True  -- InChI=1S/C20H29N5O.C4H6O6/c1-4-25(5-2)20(26)23-22-14-10-16-15-7-6-8-17-19(15)13(11-21-17)9-18(16)24(3)12-14;5-1(3(7)8)2(6)4(9)10/h6-8,11,14,16,18,21-22H,4-5,9-10,12H2,1-3H3,(H,23,26);1-2,5-6H,(H,7,8)(H,9,10)/t14-,16?,18+;1-,2-/m01/s1 could not be loaded.