Legislation being introduced Thursday would block the corporate remnant of the defunct St. Clare’s Hospital from dissolving until its pension crisis is investigated. The proposal by Assemblyman Angelo Santabarbara, D-Rotterdam, and state Sen. James Tedisco, R-Glenville, in some ways seems like a long shot: The action they seek — a review of the pension crisis by the state Attorney General’s Office or state Comptroller’s Office — already has been rejected by both agencies.