Code point
U+3201
Glyph appearance depends on your fonts.
U+3201
So<compat> 0028 1102 0029U+3201 PARENTHESIZED HANGUL NIEUN is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Enclosed CJK Letters and Months block.
Choose the representation you need, then copy its value.
U+3201
12801
㈁
㈁
E3 88 81
3201
00003201
%E3%88%81
\u3201
\u3201
\u3201
\3201