on $*:TEXT:$(/^(?>\Q $+ $me $+ \E,? ?)?([!.@](allchans|iscapechans))/Si):#: {
  tokenize 32 $iif($me isin $1,$deltok($1-,1,32),$1-)
$iif(@ isin $1,msg $chan,notice $nick) $c1(Im in) $c2($chan(0)) $c1(Channels)
}