B33113313132313113313223313331323133313223313231333133112113313232112322333321   >>    B3311331313231311331322331333132313331322331323133313311211331323211232233332   <<    B33113313132313113313223313331323133313223313231333133112113313232112322333323   >>      B33113313132313113313223313331323133313223313231333133112113313232112322333322   >>