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Source for wiki UpperCaseEscape version 3
How is the string "abc\Ndef", with an uppercase escape sequence, processed?
Lexical syntax error: Racket, Gambit, Chicken, Scheme48/scsh, Guile, Vicare, Ypsilon, Mosh, !IronScheme, NexJ, KSi, !SigScheme, Scheme 9, S7, SXM, Spark, Inlab, Owl Lisp, Sagittarius
"\N" is the same as "N": Gauche, Bigloo, Kawa, SISC, Chibi, SCM, Larceny, STklos, Shoe, !TinyScheme, Dream, BDC, Rep, Elk, UMB, VX, Oaklisp, Llava, Sizzle, !FemtoLisp, Dfsch
"\N" is the same as "\n": MIT, RScheme
"\N" is interpreted as two characters: Schemik
Ambiguous result: Chez