Undefined Character (U+16DE8)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖷨` `𖷨`
UTF-8 Encoding:	`0xF0 0x96 0xB7 0xA8`
UTF-16 Encoding:	`0xD81B 0xDDE8`
UTF-32 Encoding:	`0x00016DE8`

References