label: N(6)-(2-((4-ammonio-5-oxido--5-oxopentyl)amino)-5-(2,3-dihydroxypropyl)-3,5-dihydro-4H-imidazol-4-ylidene)lysinate
label_lc: n(6)-(2-((4-ammonio-5-oxido--5-oxopentyl)amino)-5-(2,3-dihydroxypropyl)-3,5-dihydro-4h-imidazol-4-ylidene)lysinate