C11112331312111112111133133313331333133313331333133313331333133323331313221   >>    C1111233131211111211113313331333133313331333133313331333133313332333131322   <<    C11112331312111112111133133313331333133313331333133313331333133323331313223   >>      C11112331312111112111133133313331333133313331333133313331333133323331313222   >>