C11112331312111112111133133313331333132323213331333133322132323231   >>    C1111233131211111211113313331333133313232321333133313332213232323   <<    C11112331312111112111133133313331333132323213331333133322132323233   >>      C11112331312111112111133133313331333132323213331333133322132323232   >>