ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C12H12N2O/c1-7-12-10(4-5-13-7)9-3-2-8(15)6-11(9)14-12/h2-3,6,13-14H,4-5H2,1H3/file?format=sdf&get3d=True -- InChI=1S/C12H12N2O/c1-7-12-10(4-5-13-7)9-3-2-8(15)6-11(9)14-12/h2-3,6,13-14H,4-5H2,1H3 could not be loaded.