ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H21NO2/c1-18-7-6-14-13-5-3-12(21)8-11(13)2-4-15(14)16(18)9-17-19(18,10-20)22-17/h3,5,8,14-17,21H,2,4,6-7,9H2,1H3/t14-,15-,16+,17?,18+,19?/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C19H21NO2/c1-18-7-6-14-13-5-3-12(21)8-11(13)2-4-15(14)16(18)9-17-19(18,10-20)22-17/h3,5,8,14-17,21H,2,4,6-7,9H2,1H3/t14-,15-,16+,17?,18+,19?/m1/s1 could not be loaded.