As character names:

U+1F739 ALCHEMICAL SYMBOL FOR SAL-AMMONIAC character (🜹)

As raw characters:

🜹

As a string of HTML entities:

🜹

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

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

Byte number 3 is decimal 156, hex 0x9C, octal \234, binary 10011100
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 185, hex 0xB9, octal \271, binary 10111001
This is continuation byte 3, expecting 0 more.

U+1F739	ALCHEMICAL SYMBOL FOR SAL-AMMONIAC
	= ammonium chloride
	x (asterisk - 002A)
	x (sextile - 26B9)
	x (eight spoked asterisk - 2733)