B33113313132313113313223313331323132313331333133112111133132322331123321   >>    B3311331313231311331322331333132313231333133313311211113313232233112332   <<    B33113313132313113313223313331323132313331333133112111133132322331123323   >>      B33113313132313113313223313331323132313331333133112111133132322331123322   >>