EntityQ7671383· pop 5· linked from 692 articlesTRIMU 5Sign in to savechemical compoundConnectionsOPRM1Gene(+)-catechinEntitybutorphanolEntityopiumEntitydigital object identifierEntitychemical formulaEntityheroinEntityPapaver somniferumEntitymorphineEntitymolar massEntityanalgesicEntity(RS)-ketamineEntityQ180686EntitycodeineEntityphenylalanineEntityfentanylEntityCAS Registry NumberEntity(RS)-methadoneEntitygastrointestinal tractEntityL-mentholEntityCategoriesMu-opioid receptor agonistsOpioid peptides