B331322121123313232233132112323331323133313223313331333133313121133132322121
>>
B33132212112331323223313211232333132313331322331333133313331312113313232212
<<
B331322121123313232233132112323331323133313223313331333133313121133132322123
>>
B331322121123313232233132112323331323133313223313331333133313121133132322122
>>