C313212111113331323312111133133313331333133313331333133313331333112113223331   >>    C31321211111333132331211113313331333133313331333133313331333133311211322333   <<    C313212111113331323312111133133313331333133313331333133313331333112113223333   >>      C313212111113331323312111133133313331333133313331333133313331333112113223332   >>