C23221211113313331233133313331312111112111133313331333112233311   >>    C2322121111331333123313331333131211111211113331333133311223331   <<    C23221211113313331233133313331312111112111133313331333112233313   >>      C23221211113313331233133313331312111112111133313331333112233312   >>