interpretation.removeIntermediateBrackets();
// TODO: What is needed is an interface that ambiguously refers
// to either cursor or argument range, and an object of that
// type may be accessed from selection or mathCollection.
Highlight highlight = null;
if (mathCollection!=null) {
highlight = mathCollection.getHighlight();
interpretation.substituteFromPreviousEquation(highlight);
interpretation.substituteFromCurrentSelection(highlight);
interpretation.substituteClipboard(clipboard);