C111123313121111121111331333133313331333133313331333133112111113331311311211   >>    C11112331312111112111133133313331333133313331333133313311211111333131131121   <<    C111123313121111121111331333133313331333133313331333133112111113331311311213   >>      C111123313121111121111331333133313331333133313331333133112111113331311311212   >>