A331630 [ 6049-54-3 ]
H-β-Tyr-OH
A664492 [ 765895-65-6 ]
H-D-β-Phe(3-OMe)-OH
A736208 [ 695149-42-9 ]
H-β-Phe(3-OH)-OH
A975642 [ 783300-35-6 ]
H-β-Phe(3-OMe)-OH