C111123313121111121111331333133313331333131121133133313331333133313221211332321   >>    C11112331312111112111133133313331333133313112113313331333133313331322121133232   <<    C111123313121111121111331333133313331333131121133133313331333133313221211332323   >>      C111123313121111121111331333133313331333131121133133313331333133313221211332322   >>