{HEAD ~ A feed stream} of {TAIL ~ toluene} is supplied via line 10 to reactive zone 100 which produces product streams of methane via line 12 and benzene via line 14 
{ HEAD ~ A feed stream } of { TAIL ~ toluene } is supplied via line 10 to reactive zone 100 which produces product streams of methane via line 12 and benzene via line 14
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH