| http://www.w3.org/ns/prov#value | - phenylsulfonyl), heterocyclic groups (preferably, 5-, 6- or 7-membered heterocyclic groups having, as a ring-constituting atom, at least one of nitrogen,oxygen and sulfur atoms, such as pyridyl, quinolyl, thienyl, morpholyl, piperidyl, thiazolyl, and benzimidazolyl), a carboxy group, a cyano group, a hydroxyl group, a nitro group, and an unsubstituted amino group, and the like.Among these substit
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