Code point
U+239B
Glyph appearance depends on your fonts.
U+239B
SmU+239B LEFT PARENTHESIS UPPER HOOK is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Technical block.
Choose the representation you need, then copy its value.
U+239B
9115
⎛
⎛
E2 8E 9B
239B
0000239B
%E2%8E%9B
\u239B
\u239B
\u239B
\239B