C11112331312111112111133133313331333133313331333133313331333133313222123121   >>    C1111233131211111211113313331333133313331333133313331333133313331322212312   <<    C11112331312111112111133133313331333133313331333133313331333133313222123123   >>      C11112331312111112111133133313331333133313331333133313331333133313222123122   >>