B331133131323131133132233133313113313331311133313331323132313113313231132321
>>
B33113313132313113313223313331311331333131113331333132313231311331323113232
<<
B331133131323131133132233133313113313331311133313331323132313113313231132323
>>
B331133131323131133132233133313113313331311133313331323132313113313231132322
>>