C111112111133131121133133313331333133313331323133313331333133313221312323223331   >>    C11111211113313112113313331333133313331333132313331333133313331322131232322333   <<    C111112111133131121133133313331333133313331323133313331333133313221312323223333   >>      C111112111133131121133133313331333133313331323133313331333133313221312323223332   >>