ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H23NO3.C5H7NO3/c1-3-22-15-7-4-11-10-13-12-5-6-14(21)18-19(12,8-9-20(13)2)16(11)17(15)23-18;7-4-2-1-3(6-4)5(8)9/h4-7,12-14,18,21H,3,8-10H2,1-2H3;3H,1-2H2,(H,6,7)(H,8,9)/t12-,13+,14?,18-,19-;3-/m00/s1/file?format=sdf&get3d=True  -- InChI=1S/C19H23NO3.C5H7NO3/c1-3-22-15-7-4-11-10-13-12-5-6-14(21)18-19(12,8-9-20(13)2)16(11)17(15)23-18;7-4-2-1-3(6-4)5(8)9/h4-7,12-14,18,21H,3,8-10H2,1-2H3;3H,1-2H2,(H,6,7)(H,8,9)/t12-,13+,14?,18-,19-;3-/m00/s1 could not be loaded.