C11112331333132311331333133313331333132332311331333131121113111   >>    C1111233133313231133133313331333133313233231133133313112111311   <<    C11112331333132311331333133313331333132332311331333131121113113   >>      C11112331333132311331333133313331333132332311331333131121113112   >>