B3311331313231311331322331333132333132332113313331333132313232222321
>>
B331133131323131133132233133313233313233211331333133313231323222232
<<
B3311331313231311331322331333132333132332113313331333132313232222323
>>
B3311331313231311331322331333132333132332113313331333132313232222322
>>