B331133131323131133132233133313223313113313223313331323133313233333332231
>>
B33113313132313113313223313331322331311331322331333132313331323333333223
<<
B331133131323131133132233133313223313113313223313331323133313233333332233
>>
B331133131323131133132233133313223313113313223313331323133313233333332232
>>