Top 5F-PCN Secrets
dimethylamino team tremendously enhances the MOR affinity, as in U-47700. Against this, embedding that very same essential nitrogen right into a cyclic pyrrolidine ring greatly enhances the KOR affinity, as in U-50488. MOR/KOR selectivity is influenced from the Nforty six y/o M experienced a hx of ingesting substances he ordered in the mail. Partic