Undefined Character (U+1611B)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖄛` `𖄛`
UTF-8 Encoding:	`0xF0 0x96 0x84 0x9B`
UTF-16 Encoding:	`0xD818 0xDD1B`
UTF-32 Encoding:	`0x0001611B`

References