C313212111113331323312111133133313331333133313331333133313331333133321121231   >>    C31321211111333132331211113313331333133313331333133313331333133313332112123   <<    C313212111113331323312111133133313331333133313331333133313331333133321121233   >>      C313212111113331323312111133133313331333133313331333133313331333133321121232   >>