I guess "Name of email" is the variable part? Then this might do 
open F, '<', $yourfile or die "Couldn't open file: $!";
while (<F>) {
 print $1 if ( m{/Inbox/(.+)\.EMI}xms );
}

[download]
UPDATE: Forgot closing bracket

In reply to Re: Extracting the few useful lines from HTML garble by jethro
in thread Extracting the few useful lines from HTML garble by handheld-penguin

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