C313212111113331323312111133133313331333133313331333133313331331123121331   >>    C31321211111333132331211113313331333133313331333133313331333133112312133   <<    C313212111113331323312111133133313331333133313331333133313331331123121333   >>      C313212111113331323312111133133313331333133313331333133313331331123121332   >>