Synonyms: L-Ornithine,N5-[[[(2,3-dihydro-2,2,4,6,7-pentamethyl-5-benzofuranyl)sulfonyl]amino]iminomethyl]-N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-,pentafluorophenyl ester (9CI);Fmoc-Arg(Pbf)-OPfp;N-alpha-Fmoc-N-gamma-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine pentafluorophenyl ester;