C111112111133131121133133313331333132213331333131133133313223313331323321111231   >>    C11111211113313112113313331333133313221333133313113313331322331333132332111123   <<    C111112111133131121133133313331333132213331333131133133313223313331323321111233   >>      C111112111133131121133133313331333132213331333131133133313223313331323321111232   >>