C111112111133131121133133313331333133313331323133313331333133313112332223231   >>    C11111211113313112113313331333133313331333132313331333133313331311233222323   <<    C111112111133131121133133313331333133313331323133313331333133313112332223233   >>      C111112111133131121133133313331333133313331323133313331333133313112332223232   >>