2-(1-AMINO-2-((2-HYDROXY-2-OXO-1-PHENYLETHYL)AMINO)-2-OXOETHYL)-5-METHYL-3,6-DIHYDRO-2H-1,3-THIAZINE-4-CARBOXYLIC ACID
2-(1-amino-2-((2-hydroxy-2-oxo-1-phenylethyl)amino)-2-oxoethyl)-5-methyl-3,6-dihydro-2h-1,3-thiazine-4-carboxylic acid