B331133131323131133132233133313113313233313233313331323133312111
>>
B33113313132313113313223313331311331323331323331333132313331211
<<
B331133131323131133132233133313113313233313233313331323133312113
>>
B331133131323131133132233133313113313233313233313331323133312112
>>