3745256 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3745256 > 2 > ChemIDplus > 056449208 > 56449-20-8 KC 18 KC 18 (pharmaceutical) KC-18 > 56449-20-8 > 056449208 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=056449208 $$$$