Boc-D-b-Phe(3,4-dimethoxy)-OH

(r)-boc-3,4-dimethoxy-β-phe-oh

Boc-3,4-DiMethoxy-D-b-phenylalanine

(R)-3-(Boc-amino)-3-(3,4-methoxyphenyl)propionic acid, Boc-3,4-dimethoxy-L-β-phenylalanine