3727185 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3727185 > 2 > ChemIDplus > 000203634 > 1H-Cyclopenta(def)phenanthrene 203-63-4 > 203-63-4 > 000203634 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=000203634 $$$$