:
s/x0a/n\n/
s	x[2-7]	
:;<=>?3 !"#$%\&'()*+,-./2@ABCDEFGHIJKLMNO4PQRSTUVWXYZ[\\]^_5`abcdefghijklmno6pqrstuvwxyz{|}~7&	
s/\(.\).*.\1/0123456789abcdef/
s/.
.*\(\(.\).\{15\}\(.\).*\3\|\)/\2/
t
s//\\x7f/
N
s/\s//g
$s/../\\x\L&/g
b