As character names:

U+17CB KHMER SIGN BANTOC character (់)

As raw characters:

់

As a string of HTML entities:

់

Decoder output:

Byte number 1 is decimal 225, hex 0xE1, octal \341, binary 11100001
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 139, hex 0x8B, octal \213, binary 10001011
This is continuation byte 2, expecting 0 more.

U+17CB	KHMER SIGN BANTOC
	* shortens the vowel sound in the previous orthographic syllable
	* the preferred transliteration is bantak