3780833 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3780833 > 2 > ChemIDplus > 085940290 > 85940-29-0 Birch, Betula pendula, ext. EINECS 288-919-5 > 85940-29-0 > 085940290 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=085940290 $$$$