C313212111113331323312111133133313331333133313331333133313331323321231321   >>    C31321211111333132331211113313331333133313331333133313331333132332123132   <<    C313212111113331323312111133133313331333133313331333133313331323321231323   >>      C313212111113331323312111133133313331333133313331333133313331323321231322   >>