is 542.72 KB, has a resolution of 2000x1343 pixels and was uploaded on December 20, 2018 @ 7:28 am by user: heddamon. It is filed under the tags: morphine, opioid receptor, opiate, codeine, levorphanol. Click the blue button at the top to freely download: Molecule Dihydromorphine Codeine Opioid Nicomorphine png.