B3311331313231311331322331333131133133313231113232233131323331121   >>    B331133131323131133132233133313113313331323111323223313132333112   <<    B3311331313231311331322331333131133133313231113232233131323331123   >>      B3311331313231311331322331333131133133313231113232233131323331122   >>