B33113313132313113313223313331323132313331313232233131133132313231322121   >>    B3311331313231311331322331333132313231333131323223313113313231323132212   <<    B33113313132313113313223313331323132313331313232233131133132313231322123   >>      B33113313132313113313223313331323132313331313232233131133132313231322122   >>