B331133131323131133132233133313231333132233132313331333131333133313331111121
>>
B33113313132313113313223313331323133313223313231333133313133313331333111112
<<
B331133131323131133132233133313231333132233132313331333131333133313331111123
>>
B331133131323131133132233133313231333132233132313331333131333133313331111122
>>