B3313221211233132322331321123233313231333132233133313331333132331133121
>>
B331322121123313232233132112323331323133313223313331333133313233113312
<<
B3313221211233132322331321123233313231333132233133313331333132331133123
>>
B3313221211233132322331321123233313231333132233133313331333132331133122
>>