265649 MC magnesium citrate 6 1243438 MgC magnesium citrate 4 3039591 MgCi magnesium citrate 2 2738000 MgCit magnesium citrate 2 274055 Mg magnesium citrate 1 2160536 Mg-citrate magnesium citrate 1 1245042 MgS magnesium citrate 1