B33113313132313113313223313331323133313223313231333133313232313112131   >>    B3311331313231311331322331333132313331322331323133313331323231311213   <<    B33113313132313113313223313331323133313223313231333133313232313112133   >>      B33113313132313113313223313331323133313223313231333133313232313112132   >>