using (*)-syntax for partially applied infix is fine, contrary to ancient op-syntax
;!@Install@!UTF-8!
GUIFlags="64"
InstallPath="%UserDesktop%"
BeginPrompt="Unpack {ISABELLE_NAME}?"
ExtractPathText="Target directory"
ExtractTitle="Unpacking {ISABELLE_NAME} ..."
Shortcut="Du,{%%T\{ISABELLE_NAME}\{ISABELLE_NAME}.exe},{},{},{},{{ISABELLE_NAME}},{%%T\{ISABELLE_NAME}}"
RunProgram="\"%%T\{ISABELLE_NAME}\{ISABELLE_NAME}.exe\""
AutoInstall="\"%%T\{ISABELLE_NAME}\{ISABELLE_NAME}.exe\" -init"
;!@InstallEnd@!