C11112331312111112111133133313231333133313331333131122111333131   >>    C1111233131211111211113313331323133313331333133313112211133313   <<    C11112331312111112111133133313231333133313331333131122111333133   >>      C11112331312111112111133133313231333133313331333131122111333132   >>