}the literal } (12510 / 1758 / 7D16)
\ra carriage return (ASCII 13)
\n?optionally matches a line-feed (newline) character (ASCII 10)
\na line-feed (newline) character (ASCII 10)
.*any character (except for line terminators), repeated any number of times
(?1)calls group 1 as a subroutine
.*any character (except for line terminators), repeated any number of times
}the literal } (12510 / 1758 / 7D16)
(?1)calls group 1 as a subroutine
$end of string, or before its final line terminator
g modifier: global. Finds all matches instead of stopping after the first