C313212111113331323312111133133313331333133313331333133313331333133313221133231   >>    C31321211111333132331211113313331333133313331333133313331333133313331322113323   <<    C313212111113331323312111133133313331333133313331333133313331333133313221133233   >>      C313212111113331323312111133133313331333133313331333133313331333133313221133232   >>