private String removeIrrelevantData(String data) { //TODO: Change method-name?
		data = data.trim();
		int startParenthesisIndex = data.indexOf('(');
		int endParenthesisIndex = data.indexOf(')');
		if (indexPositionsAreOk(startParenthesisIndex, endParenthesisIndex)) {
			data = data.substring(startParenthesisIndex + 1, endParenthesisIndex);
		}
		return data;
	}