Mergetpa
Ac-Lys(Ac)-D-Ala-D-Lactic acid
Carboxypeptidase C
Spinorphin
Ac-Phe-Thiaphe-OH
Hippuryl-L-phenylalanine
Histargin
GEMSA
AZD 9684
2-MPPA
2-PMPA sodium
GCPII-IN-1
Gly-d-Phe
2-Benzylsuccinic acid
GCPII-IN-1TFA
2-PMPA