B33113313132313113313223313331323132333132313331313331333132313232233312121121
>>
B3311331313231311331322331333132313233313231333131333133313231323223331212112
<<
B33113313132313113313223313331323132333132313331313331333132313232233312121123
>>
B33113313132313113313223313331323132333132313331313331333132313232233312121122
>>