As character names:

U+21CE LEFT RIGHT DOUBLE ARROW WITH STROKE character (⇎)

As raw characters:

⇎

As a string of HTML entities:

⇎

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 135, hex 0x87, octal \207, binary 10000111
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 142, hex 0x8E, octal \216, binary 10001110
This is continuation byte 2, expecting 0 more.

U+21CE	LEFT RIGHT DOUBLE ARROW WITH STROKE
	* negation of 21D4
	: 21D4 0338