ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C11H14N4O5/c16-1-5-7-10(13-3-12-5)15(4-14-7)11-9(19)8(18)6(2-17)20-11/h3-4,6,8-9,11,16-19H,1-2H2/t6-,8-,9-,11?/m1/s1/file?format=sdf&get3d=True -- InChI=1S/C11H14N4O5/c16-1-5-7-10(13-3-12-5)15(4-14-7)11-9(19)8(18)6(2-17)20-11/h3-4,6,8-9,11,16-19H,1-2H2/t6-,8-,9-,11?/m1/s1 could not be loaded.