B331133131323131133132233133313232213232233132313232233133313231333221231
>>
B33113313132313113313223313331323221323223313231323223313331323133322123
<<
B331133131323131133132233133313232213232233132313232233133313231333221233
>>
B331133131323131133132233133313232213232233132313232233133313231333221232
>>