M Härter, H Beck, P Ellinghaus… - US Patent App. 14 …, 2014 - Google Patents
The present application relates to novel substituted 5-(1, 2, 4-oxadiazol-5-yl) pyridin-2-ones
and 6-(1, 2, 4-oxadiazol-5-yl) pyridazin-3-ones, to processes for their preparation, to their …