B331133131323131133132233133313231323132333131123313232233131133132311211331
>>
B33113313132313113313223313331323132313233313112331323223313113313231121133
<<
B331133131323131133132233133313231323132333131123313232233131133132311211333
>>
B331133131323131133132233133313231323132333131123313232233131133132311211332
>>