C313212111113331323312111133133313331333133313331333133313113313331323112333131   >>    C31321211111333132331211113313331333133313331333133313331311331333132311233313   <<    C313212111113331323312111133133313331333133313331333133313113313331323112333133   >>      C313212111113331323312111133133313331333133313331333133313113313331323112333132   >>