C313212111113331323312111133133313331333133312121111332111121131
>>
C31321211111333132331211113313331333133313331212111133211112113
<<
C313212111113331323312111133133313331333133312121111332111121133
>>
C313212111113331323312111133133313331333133312121111332111121132
>>