Anrikefon acetate
Mu opioid receptor agonist 1
Sinomenine hydrochloride (Standard)
JDTic
Alvimopan
MCOPPB trihydrochloride
Trimebutine
Naltrexone-d 4
Noscapine
Naloxegol oxalate
Endomorphin 2
Opioid receptor modulator 1
Asimadoline
Deltorphin 2
β-Casomorphin, human
[Met5]-Enkephalin, amide
β-Casomorphin, bovine
BW-180C
Neuropeptide AF (human)
BAM-22P