Undefined Character (U+16FFF)

Block:	Ideographic Symbols and Punctuation, U+16FE0 - U+16FFF^[1]
Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖿿` `𖿿`
UTF-8 Encoding:	`0xF0 0x96 0xBF 0xBF`
UTF-16 Encoding:	`0xD81B 0xDFFF`
UTF-32 Encoding:	`0x00016FFF`

References