187402-73-9 L-Phenylalanine, N-((2S,3R)-3-amino-2-hydroxy-1-oxo-4-phenylbuty)-L-valyl- N-((2S,3R)-3-Amino-2-hydroxy-1-oxo-4-phenylbuty)-L-valyl-L-phenylalanine Phebestin