Stars indicate closer matches.


Acetylmorphone 

Conorfone 

14-Ethoxymetopon 

Hydrocodone 

Hydromorphone 

14-Methoxymetopon 

MR-2096 

Noroxymorphone 

Oxymorphone 

Pentamorphone 

N-Phenethyl-14-ethoxymetopon 

14-Phenylpropoxymetopon 
7-PET 
Acetorphine 
Acetyldihydrocodeine 
Acetylpropionylmorphine 
Azidomorphine 
Benzhydrocodone 
Benzylmorphine 
Buprenorphine 
Buprenorphine/naloxone 
Chloromorphide 
14-Cinnamoyloxycodeinone 
Codeinone 
Codoxime 
Desomorphine 
Diacetyldihydromorphine 
Dibenzoylmorphine 
Dibutyrylmorphine 
Dihydrocodeine 
Dihydroetorphine 
Dihydromorphine 
Dinalbuphine sebacate 
Dipropanoylmorphine 
6,14-Endoethenotetrahydrooripavine 
Ethylmorphine 
Etorphine 
Heroin 
Heterocodeine 
Hydromorphinol 
14-Hydroxydihydrocodeine 
1-Iodomorphine 
M320 (opioid) 
14-Methoxydihydromorphinone 
Methyldesorphine 
Methyldihydromorphine 
6-Methylenedihydrodesoxymorphine 
6-Monoacetylmorphine 
Morphinone 
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