^start of string
\s*any whitespace character, repeated any number of times
{the literal { (12310 / 1738 / 7B16)
\w+any word character, repeated at least once
}the literal } (12510 / 1758 / 7D16)
\s*any whitespace character, repeated any number of times
=the literal = (6110 / 758 / 3D16)