prov:value
| - Possible substituents of the heterocyclic radical are halogen atoms, such as fluorine, chorine or bromine atoms, alkoxy groups which are unsubstituted or substituted by halogen or a nitrile or alkoxy group, such as, for example, methoxy, ethoxy, propoxy, methoxyethoxy, cyanomethoxy or 2,2,2-trichloroethoxy groups, an aryloxy group, such as a phenoxy group, an alkyl group such as methyl or ethyl, a
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