Whoever, within the jurisdiction of the United States, conspires with one or more other persons, regardless of where such other person or persons are located, to commit at any place outside the United States an act that would constitute the offense of murder, kidnapping, or maiming if committed in the special maritime and territorial jurisdiction of the United States shall, if any of the conspirators commits an act within the jurisdiction of the United States to effect any object of the conspiracy, be punished as provided in subsection (a)(2).