B33113313132313113313223313331323133313232232111133132313231232321   >>    B3311331313231311331322331333132313331323223211113313231323123232   <<    B33113313132313113313223313331323133313232232111133132313231232323   >>      B33113313132313113313223313331323133313232232111133132313231232322   >>