B3311331313231311331322331333132313113313131133131133132313231313221
>>
B331133131323131133132233133313231311331313113313113313231323131322
<<
B3311331313231311331322331333132313113313131133131133132313231313223
>>
B3311331313231311331322331333132313113313131133131133132313231313222
>>