C313212111113331323312111133133313331333133313331333133313331331123231322311   >>    C31321211111333132331211113313331333133313331333133313331333133112323132231   <<    C313212111113331323312111133133313331333133313331333133313331331123231322313   >>      C313212111113331323312111133133313331333133313331333133313331331123231322312   >>