label: 3-(benzyl(2-(4-carbamimidoylbenzyl)-4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-7-yl)amino)-3-oxopropanoic acid
label_lc: 3-(benzyl(2-(4-carbamimidoylbenzyl)-4-methyl-3-oxo-3,4-dihydro-2h-1,4-benzoxazin-7-yl)amino)-3-oxopropanoic acid