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process for the production of new dialkylacetalen of n1 methyl - n2 - (1, 3, 4 - thiadiazol - 5 - yl) - ureidoacetaldehyds and their wasserloslichen salts
process for the production of new dialkylacetalen of n1 methyl - n2 - (1, 3, 4 - thiadiazol - 5 - yl) - ureidoacetaldehyds and their wasserloslichen salts
