3841179 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3841179 > 2 > ChemIDplus > US5783870 > NIOSH/US5783870 > 4-Pyridinecarboxylic acid, ((2-methoxyphenyl)methylene)hydrazide Isonicotinic acid, (o-methoxybenzylidene)hydrazide US5783870 > US5783870 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=US5783870 $$$$