C111123313121111121111331333133313331333133313331333133313331311211211331323111   >>    C11112331312111112111133133313331333133313331333133313331333131121121133132311   <<    C111123313121111121111331333133313331333133313331333133313331311211211331323113   >>      C111123313121111121111331333133313331333133313331333133313331311211211331323112   >>