B331133131323131133132233133313231333132212113313331333133313231333222331
>>
B33113313132313113313223313331323133313221211331333133313331323133322233
<<
B331133131323131133132233133313231333132212113313331333133313231333222333
>>
B331133131323131133132233133313231333132212113313331333133313231333222332
>>