C111123313121111121111331333133313331333131233133313332113322321   >>    C11112331312111112111133133313331333133313123313331333211332232   <<    C111123313121111121111331333133313331333131233133313332113322323   >>      C111123313121111121111331333133313331333131233133313332113322322   >>