As character names:

U+17CA KHMER SIGN TRIISAP 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 138, hex 0x8A, octal \212, binary 10001010
This is continuation byte 2, expecting 0 more.

U+17CA	KHMER SIGN TRIISAP
	* changes the first register to the second
	* the preferred transliteration is treisap