C313212111113331323312111133133313331333131212111112111112233111
>>
C31321211111333132331211113313331333133313121211111211111223311
<<
C313212111113331323312111133133313331333131212111112111112233113
>>
C313212111113331323312111133133313331333131212111112111112233112
>>