3746289 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3746289 > 2 > ChemIDplus > 059141401 > 59141-40-1 Enkephalin Enkephalins > 59141-40-1 > 059141401 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=059141401 $$$$