B3311331313231311331322331333132313331323133313233313331333131312121
>>
B331133131323131133132233133313231333132313331323331333133313131212
<<
B3311331313231311331322331333132313331323133313233313331333131312123
>>
B3311331313231311331322331333132313331323133313233313331333131312122
>>