(N(5)-Phosphono)-met-S-sulfoximinyl-ala-ala (N(5)-Phosphono)methionine-S-sulfoximinyl-alanyl-alanine 41928-08-9 L-(N5-Phosphono)methionine-S-sulfoximinyl-L-alanyl-L-alanine L-Alanine, 4-(S-methyl-N-phosphonosulfonimidoyl)-L-2-aminobutanoyl-L-alanyl- NSC 183742 PHOSPHONO-METHIONINE-S-SULFOXIMINYL-L-ALANYL-ALANINE