3840583 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3840583 > 2 > ChemIDplus > UM8330000 > NIOSH/UM8330000 > 2,2'-((5-Hydroxy-6-methyl-3,4-pyridylene)dimethylene)bis(2-thiopseudourea) trihydrobromide Pseudourea, 2,2'-((5-hydroxy-6-methyl-3,4-pyridylene)dimethylene)bis(2-thio-, trihydrobromide UM8330000 > UM8330000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=UM8330000 $$$$