B331133131323131133132233133313223313113313223313331323133313231333131323131221
>>
B33113313132313113313223313331322331311331322331333132313331323133313132313122
<<
B331133131323131133132233133313223313113313223313331323133313231333131323131223
>>
B331133131323131133132233133313223313113313223313331323133313231333131323131222
>>