csv1:

UPC;SIZE;CODE
5053990155354; 175 g;5053990155354
5053990155354; 175 g;5053990155354
5601019001030; 3 x (210 g, 200 ml);5601019001030
7613034227775; 180 g;7613034227775
7613035040793; 410 g (2 * 205 g);7613035040793
7613037933017; ;7613037933017
7622210998095; 100 g;7622210998095
8000300312102; 2 * 100 g;8000300312102
8000500310427; 304g;8000500310427
8712100724572; 11 g;8712100724572
3245414662926; 1 kg;3245414662926
3255290253033; 280 g;3255290253033
3255290253491; 200 g;3255290253491
3270190136873; 50 cl;3270190136873
3560070339587; 1 kg;3560070339587
3560070339617; 1 kg;3560070339617
3560070483471; 25 cl;3560070483471
3560070526703; 1 litre;3560070526703
3560070910366; 1 l;3560070910366
...
... and 100+ lines more ...



csv2:

UPC;BRAND;NAME
5053990155354;;biscuits aperitifs oignons creme pringles
5601019001030;;coulis de tomates heinz
7613034227775;;cafe chicoree solubles ricore
7613035040793;;chocolat noir dessert nestle
7613037933017;;cafe capsules lungo dolce gusto
7622210998095;;biscuits aperitifs monaco emmental belin
8000300312102;;chocolat au lait et cereales nestle
8000500310427;;biscuits x22 nutella
8712100724572;;levure chimique alsacienne alsa
3245414662926; ;Farine de blé T55 PP BLANC
3255290253033; ;Pancakes lait frais LE STER
3255290253491; ;Madeleines marbrées au chocolat bio LE STER
3270190136873; ;Vinaigre bio de cidre CARREFOUR BIO
3560070339587; ;Sucre en morceaux
3560070339617; ;Sucre en poudre
3560070483471; ;Jus de citron bio pur jus CARREFOUR BIO
3560070526703; ;Vinaigre d'alcool blanc
3560070910366; ;Huile d'olive bio CARREFOUR BIO
3560070969708; ;Compotes bio de pommes sans sucres ajoutés CARREFOUR BIO
3560070969760; ;Compotes en gourde pommes sans sucres ajoutées CARREFOUR BIO
3560070969852; ;Compotes en gourde bio assortiment aux fruits sans sucres ajoutés CARREFOUR BIO
3560070973743; ;Huile d'olive vierge extra Bio CARREFOUR Bio
3701239902185; ;
8013355500684; ;
8013355500691; ;
3585810080093; ;
3540860048271; ;
4104420012554; ;
5010477357298; ;
2050000344848; ;Gourdes Cool Fruits - Pomme banane, BIO
7622201123567; ;
7622201123659; ;
7610313390076;A.Vogel;Sel marin Plantes et légumes frais
...
... and 1000+ lines more ...