B331133131323131133132233133313113313233313233313331322331323131133132222123221
>>
B33113313132313113313223313331311331323331323331333132233132313113313222212322
<<
B331133131323131133132233133313113313233313233313331322331323131133132222123223
>>
B331133131323131133132233133313113313233313233313331322331323131133132222123222
>>