private boolean jj_3R_13() {
    if (jj_scan_token(SET_LITERAL_VARIABLE)) return true;
    if (jj_3R_18()) return true;
    if (jj_scan_token(ASSIGN)) return true;
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3_65()) {
    jj_scanpos = xsp;
    if (jj_3_66()) return true;
    }
    return false;
  }