B33113313132313113313223313331323133313223313231333131122112312323123221   >>    B3311331313231311331322331333132313331322331323133313112211231232312322   <<    B33113313132313113313223313331323133313223313231333131122112312323123223   >>      B33113313132313113313223313331323133313223313231333131122112312323123222   >>