C23221211113313331233133313331312111112111133313331211111333133313233223331211   >>    C2322121111331333123313331333131211111211113331333121111133313331323322333121   <<    C23221211113313331233133313331312111112111133313331211111333133313233223331213   >>      C23221211113313331233133313331312111112111133313331211111333133313233223331212   >>