B331133131323131133132233133313231323331323223313331333132212111121
>>
B33113313132313113313223313331323132333132322331333133313221211112
<<
B331133131323131133132233133313231323331323223313331333132212111123
>>
B331133131323131133132233133313231323331323223313331333132212111122
>>