B33113313132313113313223313331323132322331323321323133313331312312112111   >>    B3311331313231311331322331333132313232233132332132313331333131231211211   <<    B33113313132313113313223313331323132322331323321323133313331312312112113   >>      B33113313132313113313223313331323132322331323321323133313331312312112112   >>