| azof |
| photoswitchable phenylalanine amino acid |
| 4-(2-phenyldiazenyl)-l-phenylalanine hydrochloride |
| 4-(phenylazo)-l-phenylalanine |
| reversible photo-controllable unnatural amino acid |
| (2s)-2-amino-3-[4-(2-phenyldiazen-1-yl)phenyl]propanoic acid hydrochloride |
| (e)-2-amino-3-(4-(phenyldiazenyl)phenyl)propanoic acid hcl |
