ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H21BrN4O/c1-24-9-10(5-11(8-21)19(22)25)6-13-12-3-2-4-15-17(12)14(7-16(13)24)18(20)23-15/h2-4,10-11,13,16,23H,5-7,9H2,1H3,(H2,22,25)/t10-,11?,13?,16-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C19H21BrN4O/c1-24-9-10(5-11(8-21)19(22)25)6-13-12-3-2-4-15-17(12)14(7-16(13)24)18(20)23-15/h2-4,10-11,13,16,23H,5-7,9H2,1H3,(H2,22,25)/t10-,11?,13?,16-/m1/s1 could not be loaded.