{HEAD ~ Exemplary mixtures} contain dichlorodifluoromethane and from 35 to 50 percent chloropentafluoroethane, octafluoropropane or octafluorocyclobutane based on {TAIL ~ the mixtures} of I and II 
{ HEAD ~ Exemplary mixtures } contain dichlorodifluoromethane and from 35 to 50 percent chloropentafluoroethane , octafluoropropane or octafluorocyclobutane based on { TAIL ~ the mixtures } of I and II
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH