B3311331313231311331322331333132322331323111133133313231323111121   >>    B331133131323131133132233133313232233132311113313331323132311112   <<    B3311331313231311331322331333132322331323111133133313231323111123   >>      B3311331313231311331322331333132322331323111133133313231323111122   >>