B33113313132313113313223313331323133313223313231333133313331322121111331311131   >>    B3311331313231311331322331333132313331322331323133313331333132212111133131113   <<    B33113313132313113313223313331323133313223313231333133313331322121111331311133   >>      B33113313132313113313223313331323133313223313231333133313331322121111331311132   >>