label: N(5)-(4-(5-amino-5-carboxypentyl)azepino(2,3-d)-5,6,7,8,8a-pentahydro-6,7-dihydroxyimidazol-2-yl)ornithinate
label_lc: n(5)-(4-(5-amino-5-carboxypentyl)azepino(2,3-d)-5,6,7,8,8a-pentahydro-6,7-dihydroxyimidazol-2-yl)ornithinate