B3311331313231311331322331333132313231333131323223313231121133132313232211111   >>    B331133131323131133132233133313231323133313132322331323112113313231323221111   <<    B3311331313231311331322331333132313231333131323223313231121133132313232211113   >>      B3311331313231311331322331333132313231333131323223313231121133132313232211112   >>