B3311331313231311331322331333132333132332113313331333132313231313331312321
>>
B331133131323131133132233133313233313233211331333133313231323131333131232
<<
B3311331313231311331322331333132333132332113313331333132313231313331312323
>>
B3311331313231311331322331333132333132332113313331333132313231313331312322
>>