B33113313132313113313223313331323133313223313231333131133132311312111121   >>    B3311331313231311331322331333132313331322331323133313113313231131211112   <<    B33113313132313113313223313331323133313223313231333131133132311312111123   >>      B33113313132313113313223313331323133313223313231333131133132311312111122   >>