C11112331312111112111133133313331333133313331333133313331333131121311131   >>    C1111233131211111211113313331333133313331333133313331333133313112131113   <<    C11112331312111112111133133313331333133313331333133313331333131121311133   >>      C11112331312111112111133133313331333133313331333133313331333131121311132   >>