L-citrulline(S)-2-Amino-5-ureidopentanoic acid2-Amino-5-ureidovaleric acidCITRULLINECitCitrullineL-2-Amino-5-ureidovaleric acidL-CitrullineN(5)-(aminocarbonyl)-L-ornithineN(delta)-carbamylornithineN5-(Aminocarbonyl)ornithineN5-carbamoylornithinealpha-amino-delta-ureidovaleric aciddelta-ureidonorvaline