{HEAD ~  component} is present in an amount of from about 1 to about 99 percent by {TAIL ~ weight} based on the combined quantities of components and ; and 
{ HEAD ~ component } is present in an amount of from about 1 to about 99 percent by { TAIL ~ weight } based on the combined quantities of components and ; and
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH