# Named-character escapes such as \[Nu] must not produce Error tokens.
# See https://github.com/pygments/pygments/issues/3097

---input---
(45*\[Nu])/32

---tokens---
'('           Punctuation
'45'          Literal.Number.Integer
'*'           Operator
'\\[Nu]'      Literal.String.Escape
')'           Punctuation
'/'           Operator
'32'          Literal.Number.Integer
'\n'          Text.Whitespace
