B33113313132313113313223313331323132313232111333132322221121131   >>    B3311331313231311331322331333132313231323211133313232222112113   <<    B33113313132313113313223313331323132313232111333132322221121133   >>      B33113313132313113313223313331323132313232111333132322221121132   >>