C11112331312111112111133133313331333133313123313331323131122332113231   >>    C1111233131211111211113313331333133313331312331333132313112233211323   <<    C11112331312111112111133133313331333133313123313331323131122332113233   >>      C11112331312111112111133133313331333133313123313331323131122332113232   >>