each of Y is independently chosen from the group of —OR, —NR, —NR2, —CR, —C—NR2, —C—OR, —CR, —C—{TAIL ~ NR2}, —C—OR, and R, wherein each R is independently H, or a substituted or unsubstituted, branched, cyclic or straight alkyl, alkenyl or {HEAD ~ alkynyl group} which possibly contains an aromatic, ester or ether moiety or one or more other heteroatoms and may have from 1 to 40 carbon atoms 