As character names:

U+3199 IDEOGRAPHIC ANNOTATION FIRST MARK character (㆙)

As raw characters:

㆙

As a string of HTML entities:

㆙

Decoder output:

Byte number 1 is decimal 227, hex 0xE3, octal \343, binary 11100011
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 134, hex 0x86, octal \206, binary 10000110
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 153, hex 0x99, octal \231, binary 10011001
This is continuation byte 2, expecting 0 more.

U+3199	IDEOGRAPHIC ANNOTATION FIRST MARK
	# <super> 7532