C11111333133313232233133313331333133313231312111113113313231333131133133321221
>>
C1111133313331323223313331333133313331323131211111311331323133313113313332122
<<
C11111333133313232233133313331333133313231312111113113313231333131133133321223
>>
C11111333133313232233133313331333133313231312111113113313231333131133133321222
>>