C111112111133131121133133313331333133313331323133313331333132233132333221   >>    C11111211113313112113313331333133313331333132313331333133313223313233322   <<    C111112111133131121133133313331333133313331323133313331333132233132333223   >>      C111112111133131121133133313331333133313331323133313331333132233132333222   >>