C11112331312111112111133133313331333133313331333133313331333133322331311112111   >>    C1111233131211111211113313331333133313331333133313331333133313332233131111211   <<    C11112331312111112111133133313331333133313331333133313331333133322331311112113   >>      C11112331312111112111133133313331333133313331333133313331333133322331311112112   >>