ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H18N4O5S/c20-8-11-6-12(9-21-18(11)29-13-4-2-1-3-5-13)17(26)23-19(27)22-16-7-14(25)15(10-24)28-16/h1-6,9,14-16,24-25H,7,10H2,(H2,22,23,26,27)/t14?,15-,16-/m1/s1/file?format=sdf&get3d=True -- InChI=1S/C19H18N4O5S/c20-8-11-6-12(9-21-18(11)29-13-4-2-1-3-5-13)17(26)23-19(27)22-16-7-14(25)15(10-24)28-16/h1-6,9,14-16,24-25H,7,10H2,(H2,22,23,26,27)/t14?,15-,16-/m1/s1 could not be loaded.