It will likely have a vapor pressure of greater than about 10 mm at {HEAD ~ a temperature} of {TAIL ~ about 400° C} 
of
It will likely have a vapor pressure of greater than about 10 mm at { HEAD ~ a temperature } of { TAIL ~ about 400 ° C }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL