B3311331313231311331322331333132322132322331323132322331333131132311   >>    B331133131323131133132233133313232213232233132313232233133313113231   <<    B3311331313231311331322331333132322132322331323132322331333131132313   >>      B3311331313231311331322331333132322132322331323132322331333131132312   >>