Whether the denial of a pretrial motion to dismiss a criminal information that charges, in violation of the Grand Jury Clause, felony offenses without petitioner's consent is interlocutorily appealable under the collateral order doctrine?

QUESTION PRESENTED Whether the denial of a pretrial motion to dismiss acriminal information that charges, in violation of the Grand Jury Clause, felony offenses without petitioner’s consent is interlocutorily appealable under the collateral order doctrine?