B331133131323131133132233133313113313233313233313331322331323131111121
>>
B33113313132313113313223313331311331323331323331333132233132313111112
<<
B331133131323131133132233133313113313233313233313331322331323131111123
>>
B331133131323131133132233133313113313233313233313331322331323131111122
>>