C11112331312111112111133133313331333133313123313331322331323222333131   >>    C1111233131211111211113313331333133313331312331333132233132322233313   <<    C11112331312111112111133133313331333133313123313331322331323222333133   >>      C11112331312111112111133133313331333133313123313331322331323222333132   >>