B331133131323131133132233133313113313331311133313331333132333132313222231
>>
B33113313132313113313223313331311331333131113331333133313233313231322223
<<
B331133131323131133132233133313113313331311133313331333132333132313222233
>>
B331133131323131133132233133313113313331311133313331333132333132313222232
>>