AStringExpression escapeExpr =
new AStringExpression(new TString("\"" + escapeMode.getEscapeCommand() + "\""));
PCommand node = start.getPCommand();
AEscapeCommand escape =
new AEscapeCommand(new ACsOpenPosition(new TCsOpen("<?cs ", 0, 0)), escapeExpr,
(PCommand) node.clone());
node.replaceBy(escape);
}