Luokka Orgaaniset yhdisteetbulgariaenglantiespanjaesperantohollantiitaliajapanikreikkalatinalatvialiettuanorjaportugalipuolaranskaruotsisaksasuomitanskaturkkitšekkiunkarivenäjäviro

isomalt isonicotine isonicotinic acid isooctanol isoorientin isopentane isophosphindole isophosphinoline isophthalamide isophthalic acid isoprene isopropanol isopropyl alcohol isopropylacetone isopropylcholestane isopulegol isopurpurin isoquercitrin isoquinoline isosafrole isoschaftoside isosparteine isothiazole isothiazolidine isothiourea isourea isoventiloquinone isovitexin isoxazole isoxazolidine isoxazolidinone isoxazoline ivaxillarane jaborine

jaborosalactol jacobine jacoline jaconine jacozine jalapic acid jamaicine jasmonate jasmonic acid jatrorrhizine jerveratrum jervine jolkinin juglandin juglandine juglone juniperin kaempferol kairoline karwinaphthol kauluamine kaurene kavain kavalactone kekulene kempane kenpaullone ketene ketipic acid ketoadipic acid ketoarginine ketohydroxyestrin ketoisovaleric acid

ketopantoic acid ketosuccinic acid khellin kifunensine kinase komenic acid kumatakenin kynurenine labiatic acid laburnine lacceroic acid laccin lactacystin lactaldehyde lactarane lactase lactic acid lactide lactimide lactitol lactucin lactucone lactulose lacturamic acid lactyl laevulinic acid lagerstannin lambertianin landomycinone lankacidin lanostane lanosterol lantanuric acid