A method in accordance 8, wherein {HEAD ~ said metal} is {TAIL ~ platinum}, palladium and ruthenium 
is
A method in accordance 8 , wherein { HEAD ~ said metal } is { TAIL ~ platinum } , palladium and ruthenium
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH