B33113313132313113313223313331323132322331323321323133313331323133313233331211   >>    B3311331313231311331322331333132313232233132332132313331333132313331323333121   <<    B33113313132313113313223313331323132322331323321323133313331323133313233331213   >>      B33113313132313113313223313331323132322331323321323133313331323133313233331212   >>