Bpoc-Thr(tBu)-OH

BPOC-THR(TBU)-OH CHA

BPOC-THREONINE(TBU)-OH CHA

2-(4-BIPHENYLYL)-ISOPROPYLOXYCARBONYL-O-T-BUTYL-L-THREONIE CYCLOHEXYLAMMONIUM SALT

N-ALPHA-2-(4-BIPHENYL)-ISOPROPYLOXYCARBONYL-O-T-BUTYL-L THREONINE CYCLOHEXYLAMMONIUM SALT