B3313221211233132322331321123233313231333132233133313331333132321232313121
>>
B331322121123313232233132112323331323133313223313331333133313232123231312
<<
B3313221211233132322331321123233313231333132233133313331333132321232313123
>>
B3313221211233132322331321123233313231333132233133313331333132321232313122
>>