C313212111113331323312111133133313331333133313331333133313113313331311322321   >>    C31321211111333132331211113313331333133313331333133313331311331333131132232   <<    C313212111113331323312111133133313331333133313331333133313113313331311322323   >>      C313212111113331323312111133133313331333133313331333133313113313331311322322   >>