B331133131323131133132233133313233313331313223313232233132313231311131
>>
B33113313132313113313223313331323331333131322331323223313231323131113
<<
B331133131323131133132233133313233313331313223313232233132313231311133
>>
B331133131323131133132233133313233313331313223313232233132313231311132
>>