final private boolean jj_3R_63() {
    if (jj_scan_token(LPAREN)) return true;
    if (jj_3R_29()) return true;
    if (jj_scan_token(RPAREN)) return true;
    Token xsp;
    xsp = jj_scanpos;
    if (jj_scan_token(88)) {
    jj_scanpos = xsp;
    if (jj_scan_token(87)) {
    jj_scanpos = xsp;
    if (jj_scan_token(73)) {
    jj_scanpos = xsp;
    if (jj_scan_token(70)) {
    jj_scanpos = xsp;
    if (jj_scan_token(40)) {
    jj_scanpos = xsp;
    if (jj_3R_108()) return true;
    }
    }
    }
    }
    }
    return false;
  }