Synonyms: L-Ornithine,N5-[[[(2,3-dihydro-2,2,4,6,7-pentamethyl-5-benzofuranyl)sulfonyl]amino]iminomethyl]-,methyl ester, monohydrochloride (9CI); Methyl(2S)-2-amino-5-[[[[(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl]amino](imino)methyl]amino]pentanoatehydrochloride