B33113313132313113313223313331311331333131113331333133313231333132321111111
>>
B3311331313231311331322331333131133133313111333133313331323133313232111111
<<
B33113313132313113313223313331311331333131113331333133313231333132321111113
>>
B33113313132313113313223313331311331333131113331333133313231333132321111112
>>