B3311331313231311331322331333132313132313331323223313231131323132331   >>    B331133131323131133132233133313231313231333132322331323113132313233   <<    B3311331313231311331322331333132313132313331323223313231131323132333   >>      B3311331313231311331322331333132313132313331323223313231131323132332   >>