C313212111113331323312111133133313331333133313331333133313113313331323321312321   >>    C31321211111333132331211113313331333133313331333133313331311331333132332131232   <<    C313212111113331323312111133133313331333133313331333133313113313331323321312323   >>      C313212111113331323312111133133313331333133313331333133313113313331323321312322   >>