B3311331313231311331322331333132313331323131323223322331121232331   >>    B331133131323131133132233133313231333132313132322332233112123233   <<    B3311331313231311331322331333132313331323131323223322331121232333   >>      B3311331313231311331322331333132313331323131323223322331121232332   >>