C313212111113331323312111133133313331333133313331333133313331333131112123231   >>    C31321211111333132331211113313331333133313331333133313331333133313111212323   <<    C313212111113331323312111133133313331333133313331333133313331333131112123233   >>      C313212111113331323312111133133313331333133313331333133313331333131112123232   >>