private boolean jj_3R_53() {
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3R_75()) {
    jj_scanpos = xsp;
    if (jj_3R_76()) {
    jj_scanpos = xsp;
    if (jj_3R_77()) {
    jj_scanpos = xsp;
    if (jj_3R_78()) return true;
    }
    }
    }
    return false;
  }