118194-49-3 88191-63-3 Bis(tyr-ala-phenh2)hydrazide Bis(tyrosyl-alanyl-phenylalaninamide)hydrazide DYNO2 L-Phenylalanine, N-(N-L-tyrosyl-D-alanyl)-, 2-(N-(N-L-tyrosyl-D-alanyl)-L-phenylalanyl)hydrazide