L-tyrosine(-)-alpha-amino-p-hydroxyhydrocinnamic acid(2S)-2-amino-3-(4-hydroxyphenyl)propanoic acid(S)-(-)-Tyrosine(S)-2-Amino-3-(p-hydroxyphenyl)propionic acid(S)-3-(p-Hydroxyphenyl)alanine(S)-Tyrosine(S)-alpha-amino-4-hydroxybenzenepropanoic acid4-hydroxy-L-phenylalanineL-TyrosinL-TyrosineTYROSINETyrTyrosineY