B33113313132313113313223313331323131323133313232233132233131231221   >>    B3311331313231311331322331333132313132313331323223313223313123122   <<    B33113313132313113313223313331323131323133313232233132233131231223   >>      B33113313132313113313223313331323131323133313232233132233131231222   >>