B33113313132313113313223313331323133313231313232233132333132313232212221   >>    B3311331313231311331322331333132313331323131323223313233313231323221222   <<    B33113313132313113313223313331323133313231313232233132333132313232212223   >>      B33113313132313113313223313331323133313231313232233132333132313232212222   >>