"n more preferably with from 1 to about 5 carbon atoms, although the number of carbon atoms can be outside of this range, (c) an aryl group, including unsubstituted aryl groups and substituted aryl groups, such as hydroxyaryl groups, preferably with from 6 to about 18 carbon atoms, more preferably with from 6 to about 12 carbon atoms, and even more preferably with 6 carbon atoms, although the numbe" . . . .