C31321211113313121133133313331333133313331123313331312111113331333132323222221   >>    C3132121111331312113313331333133313331333112331333131211111333133313232322222   <<    C31321211113313121133133313331333133313331123313331312111113331333132323222223   >>      C31321211113313121133133313331333133313331123313331312111113331333132323222222   >>