*?repeats the group contents below any number of times:
\s*any whitespace character, repeated any number of times
\|?optionally matches the literal | (12410 / 1748 / 7C16)
\s*any whitespace character, repeated any number of times
Negated Character Class[^}]* *matches any number of characters outside the set below:
}the literal } (12510 / 1758 / 7D16)