B3311331313231311331322331333131133132333132333133313223313231323231131
>>
B331133131323131133132233133313113313233313233313331322331323132323113
<<
B3311331313231311331322331333131133132333132333133313223313231323231133
>>
B3311331313231311331322331333131133132333132333133313223313231323231132
>>