NN\u004E (C99)\U00004E (C99)\x4E (encoding-dependent)\116 (encoding-dependent)\u{4E} (C++23)\x{4E} (C++23, encoding-dependent)\o{116} (C++23, encoding-dependent)\U0000004E\u004E\x4E (encoding-dependent)\116 (encoding-dependent)\u004E\u{4E}\u004E\x4E\4E\00004E=4E%4E