Spouse whose share of marital property was affected by an interim protective measure of real property unavailability ordered in arbitration proceedings in which the spouse did not participate. Lawsuit seeking annulment of such decision filed by the aggrieved spouse against the arbitrators and the arbitration center. Situation in which a third party motion to prevent encumbrance or disposition of property was also filed against the enforcement of the arbitral award before another court. Absence of standing to sue, the matter being required to be decided in those motions: