C11112331312111112111133133313331333133313331333133313331333132212323132211   >>    C1111233131211111211113313331333133313331333133313331333133313221232313221   <<    C11112331312111112111133133313331333133313331333133313331333132212323132213   >>      C11112331312111112111133133313331333133313331333133313331333132212323132212   >>