B331133131323131133132233133313233313231123313231333132313331311211332221
>>
B33113313132313113313223313331323331323112331323133313231333131121133222
<<
B331133131323131133132233133313233313231123313231333132313331311211332223
>>
B331133131323131133132233133313233313231123313231333132313331311211332222
>>