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