The composition 1, wherein each R is individually selected from the group consisting of alkyl radicals, cycloalkyl radicals, aryl radicals, alkaryl radicals, and aralkyl radicals, each of these radicals optionally substituted by halogen, amino, {HEAD ~ ester}, {TAIL ~ epoxy}, mercapto, cyano, or polyglycol radicals 
The composition 1 , wherein each R is individually selected from the group consisting of alkyl radicals , cycloalkyl radicals , aryl radicals , alkaryl radicals , and aralkyl radicals , each of these radicals optionally substituted by halogen , amino , { HEAD ~ ester } , { TAIL ~ epoxy } , mercapto , cyano , or polyglycol radicals
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH