private boolean jj_3R_252() {
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3R_298()) {
    jj_scanpos = xsp;
    if (jj_3R_299()) {
    jj_scanpos = xsp;
    if (jj_3R_300()) {
    jj_scanpos = xsp;
    if (jj_3R_301()) {
    jj_scanpos = xsp;
    if (jj_3R_302()) {
    jj_scanpos = xsp;
    if (jj_3R_303()) return true;
    }
    }
    }
    }
    }
    return false;
  }