Compound films including a Group IIB IVA VA compound or a Group IB VA VIA compound may be substituted using {HEAD ~ appropriate substitutions} in {TAIL ~ the method} 
in
Compound films including a Group IIB IVA VA compound or a Group IB VA VIA compound may be substituted using { HEAD ~ appropriate substitutions } in { TAIL ~ the method }
OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL