B331133131323131133132233133313231323223313131133133313231311332321
>>
B33113313132313113313223313331323132322331313113313331323131133232
<<
B331133131323131133132233133313231323223313131133133313231311332323
>>
B331133131323131133132233133313231323223313131133133313231311332322
>>