{HEAD ~ means} for introducing and forming a mixture of the octenol and the carbon dioxide within the housing, said mixture of {TAIL ~ octenol} and carbon dioxide being released from the housing to attract insects, 
{ HEAD ~ means } for introducing and forming a mixture of the octenol and the carbon dioxide within the housing , said mixture of { TAIL ~ octenol } and carbon dioxide being released from the housing to attract insects ,
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH