$o .= $exchline->(1, 2, <<END);
${\ $exchip->($moth,1) } ${\ $exslash->() }
${\ $exchip->($purple,1) } ${\ $exslash->() }
- ${\ anychip(2) }
+ ${\ $exchip->($lotus,0) } ${\ $exslash->() }
+ ${\ $exchip->($anychip,2) }
END
$o .= $exchline->(0, 4, <<END);