4-Imidazolidinone, 5-(2-methylpropyl)-3-phenyl-2-thioxo-
Hydantoin, 5-isobutyl-3-phenyl-2-thio-
5-(2-Methylpropyl)-3-phenyl-2-thioxo-4-imidazolidinone
Leucine phenylthiohydantoin
Leucine 3-phenyl-2-thiohydantoin
Phenylthiohydantoin DL-leucine
NSC 96424
PTH-DL-Leucine