C11111333133313232233133313331333133112111112113313121111121123221
>>
C1111133313331323223313331333133313311211111211331312111112112322
<<
C11111333133313232233133313331333133112111112113313121111121123223
>>
C11111333133313232233133313331333133112111112113313121111121123222
>>