B3311331313231311331322331333131133132333132333133313223313231323131311211331
>>
B331133131323131133132233133313113313233313233313331322331323132313131121133
<<
B3311331313231311331322331333131133132333132333133313223313231323131311211333
>>
B3311331313231311331322331333131133132333132333133313223313231323131311211332
>>