C313212111113331323312111133133313331333133313331333133313233111331   >>    C31321211111333132331211113313331333133313331333133313331323311133   <<    C313212111113331323312111133133313331333133313331333133313233111333   >>      C313212111113331323312111133133313331333133313331333133313233111332   >>