B331133131323131133132233133313233313331323133211331333133313233232233321
>>
B33113313132313113313223313331323331333132313321133133313331323323223332
<<
B331133131323131133132233133313233313331323133211331333133313233232233323
>>
B331133131323131133132233133313233313331323133211331333133313233232233322
>>