C11112331312111112111133133313331333133313331333133313331333131121113112111   >>    C1111233131211111211113313331333133313331333133313331333133313112111311211   <<    C11112331312111112111133133313331333133313331333133313331333131121113112113   >>      C11112331312111112111133133313331333133313331333133313331333131121113112112   >>