B3313221231232313231311331333131323132313223313231323133313231323132121
>>
B331322123123231323131133133313132313231322331323132313331323132313212
<<
B3313221231232313231311331333131323132313223313231323133313231323132123
>>
B3313221231232313231311331333131323132313223313231323133313231323132122
>>