C111112111133131121133133313331333133313331322121111331333133313331311312331121   >>    C11111211113313112113313331333133313331333132212111133133313331333131131233112   <<    C111112111133131121133133313331333133313331322121111331333133313331311312331123   >>      C111112111133131121133133313331333133313331322121111331333133313331311312331122   >>