ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C21H25FN6O3S.C2H6O3S/c1-13(18(29)25-15-6-10-17(11-7-15)32(22,30)31)12-14-4-8-16(9-5-14)28-20(24)26-19(23)27-21(28,2)3;1-2-6(3,4)5/h4-11,13H,12H2,1-3H3,(H,25,29)(H4,23,24,26,27);2H2,1H3,(H,3,4,5)/file?format=sdf&get3d=True  -- InChI=1S/C21H25FN6O3S.C2H6O3S/c1-13(18(29)25-15-6-10-17(11-7-15)32(22,30)31)12-14-4-8-16(9-5-14)28-20(24)26-19(23)27-21(28,2)3;1-2-6(3,4)5/h4-11,13H,12H2,1-3H3,(H,25,29)(H4,23,24,26,27);2H2,1H3,(H,3,4,5) could not be loaded.