C313212111113331323312111133133313331333133313331333133313331333131121333211   >>    C31321211111333132331211113313331333133313331333133313331333133313112133321   <<    C313212111113331323312111133133313331333133313331333133313331333131121333213   >>      C313212111113331323312111133133313331333133313331333133313331333131121333212   >>