B331133131323131133132233133313113313331323113313331333131111312121
>>
B33113313132313113313223313331311331333132311331333133313111131212
<<
B331133131323131133132233133313113313331323113313331333131111312123
>>
B331133131323131133132233133313113313331323113313331333131111312122
>>