Undefined Character (U+161B9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖆹` `𖆹`
UTF-8 Encoding:	`0xF0 0x96 0x86 0xB9`
UTF-16 Encoding:	`0xD818 0xDDB9`
UTF-32 Encoding:	`0x000161B9`

References