B331133131323131133132233133313233313133313223313331323223313231311331121131221   >>    B33113313132313113313223313331323331313331322331333132322331323131133112113122   <<    B331133131323131133132233133313233313133313223313331323223313231311331121131223   >>      B331133131323131133132233133313233313133313223313331323223313231311331121131222   >>