Z-TYR-NHNH2

Z-TYROSINE-NHNH2

Z-L-TYROSINE HYDRAZIDE

CBZ-L-TYROSINE HYDRAZIDE

N-ALPHA-CARBOBENZOXY-L-TYROSINE HYDRAZIDE

(S)-BENZYL 1-HYDRAZINYL-3-(4-HYDROXYPHENYL)-1-OXOPROPAN-2-YLCARBAMATE