C111112111133131121133133313331333133313331323133112111133133313331333221232311   >>    C11111211113313112113313331333133313331333132313311211113313331333133322123231   <<    C111112111133131121133133313331333133313331323133112111133133313331333221232313   >>      C111112111133131121133133313331333133313331323133112111133133313331333221232312   >>