B3311331313231311331322331333131133131323131333132313231333132313112131
>>
B331133131323131133132233133313113313132313133313231323133313231311213
<<
B3311331313231311331322331333131133131323131333132313231333132313112133
>>
B3311331313231311331322331333131133131323131333132313231333132313112132
>>