I331323231311331312323132313311211113313223313232233132313221231   >>    I33132323131133131232313231331121111331322331323223313231322123   <<    I331323231311331312323132313311211113313223313232233132313221233   >>      I331323231311331312323132313311211113313223313232233132313221232   >>