B3311331313231311331322331333131133133313231133133313331323133322232311
>>
B331133131323131133132233133313113313331323113313331333132313332223231
<<
B3311331313231311331322331333131133133313231133133313331323133322232313
>>
B3311331313231311331322331333131133133313231133133313331323133322232312
>>