3786393 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3786393 > 2 > ChemIDplus > 090931989 > 90931-98-9 BRN 5614149 Butanoic acid, 3-((6-(4-methyl-1-piperazinyl)-3-pyridazinyl)hydrazono)-, 1,1-dimethylethyl ester > 90931-98-9 > 090931989 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=090931989 $$$$