3769983 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3769983 > 2 > ChemIDplus > 076724408 > 76724-40-8 Naphthobenzofuran > 76724-40-8 > 076724408 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=076724408 $$$$