B3311331313231311331322331333131133131323131133133313232233131232322221
>>
B331133131323131133132233133313113313132313113313331323223313123232222
<<
B3311331313231311331322331333131133131323131133133313232233131232322223
>>
B3311331313231311331322331333131133131323131133133313232233131232322222
>>