The chemical f-Met-leu-phe-phe has a known molecular formula of C30-H40-N4-O6-S. Synonyms may include: N-Formyl-methionyl-leucyl-phenylalanyl-phenylalanine, fMLPP, N-(N-(N-(N-Formyl-L-methionyl)-L-leucyl)-L-phenylalanyl)-L-phenylalanine, f-Met-leu-phe-phe (ChemID).