3811929 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3811929 > 2 > ChemIDplus > 126213501 > 126213-50-1 Thieno(3,4-b)-1,4-dioxin, 2,3-dihydro- > 126213-50-1 > 126213501 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=126213501 $$$$