ido; substituted or unsubstituted alkyl having 1 to about 6 carbons such as methyl, ethyl, propyl and butyl, and including halogenated alky, particularly fluoro-alkyl having 1 to about 6 carbon atoms; substituted and unsubstituted alkoxy having 1 to about 6 carbons and including halogenated alkoxy, particularly fluoro-alkoxy having 1 to about 6 carbon atoms; substituted and unsubstituted alkylthio