BOC-ARG(PMC)-OH

BOC-ARGININE(PMC)-OH

BOC-N-OMEGA-(2,2,4,6,7-PENTAMETHYLCHROMAN-6-SULFONYL)-L-ARGININE

N-ALPHA-T-BUTOXYCARBONYL-N-OMEGA-(2,2,5,7,8-PENTAMETHYLCHROMAN-6-SULFONYL)-L-ARGININE