1 AHL N-hydroxy-L-argininamide 1.000 2 OAR N-(4-amino-5-hydroxy-pentyl)-guanidine 0.846 3 RGL Arginal 0.846 4 4VI (2z,4e)-5-carbamimidamido-2-iminopent-4-enoic acid 0.786 5 AAR Arginineamide 0.786 6 AR7 Amino{[(4s)-4-amino-5,5-dihydroxypentyl]amino}methaniminium 0.786 7 ARG Arginine 0.786 8 ARM Deoxy-methyl-arginine 0.786 9 DAR D-arginine 0.786 10 GND 2-amino-5-guanidino-pentanoic acid 0.786 11 IAR (2e)-5-[(diaminomethylidene)amino]-2-iminopentanoic acid 0.786 12 4D4 (2s,3r)-2-azanyl-5-carbamimidamido-3-oxidanyl-pentanoic acid 0.733 13 AGM 5-methyl-arginine 0.733 14 ARO C-gamma-hydroxy arginine 0.733 15 WYK (2s,4s)-4-hydroxy-L-arginine 0.733 16 ZZU (2s,3s)-3-hydroxyarginine 0.733 17 GVA 5-{[amino(imino)methyl]amino}pentanoic acid 0.714