C313212111113331323312111133133313331333133313331333133313331333131122213123231   >>    C31321211111333132331211113313331333133313331333133313331333133313112221312323   <<    C313212111113331323312111133133313331333133313331333133313331333131122213123233   >>      C313212111113331323312111133133313331333133313331333133313331333131122213123232   >>