code: public static boolean validateSimpleNotationForRNA(String polymerNotation) throws org.helm.notation2.parser.exceptionparser.NotationException {
      getMonomerIDListFromNucleotide(polymerNotation);
      return true;
    }
docs: validate RNA simple notation
  
  @param polymerNotation notation to be checked
  @return true if the polymyer notation is valid, otherwise throws an exception
  @throws org.helm.notation2.parser.exceptionparser.NotationException if notation is not valid