B3313221211233132322331321123233313231333132233133313331333131122112313121
>>
B331322121123313232233132112323331323133313223313331333133313112211231312
<<
B3313221211233132322331321123233313231333132233133313331333131122112313123
>>
B3313221211233132322331321123233313231333132233133313331333131122112313122
>>