B3311331313231311331322331333131133133313231133133313232213231323113221   >>    B331133131323131133132233133313113313331323113313331323221323132311322   <<    B3311331313231311331322331333131133133313231133133313232213231323113223   >>      B3311331313231311331322331333131133133313231133133313232213231323113222   >>