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  1. or download this
    foo\$\'bar\$\`baz
"foo\$'bar\$`baz"
'foo$'"'"'bar$`baz'
'foo$'\''bar$`baz'
  2. or download this
    perl -lanE'$F[1]=~/(.*?)(chr\w[^_]?)_.*\b(.*)/; say "$1\t$1$2$3\t$3"'