| http://www.w3.org/ns/prov#value | - More preferably, the substituent R4 represents ???(CH2)m???Y-D-R10 where m is an integer of 0 to 2; Y represents a direct bond, ???C(O)O??? or ???O???; D represents pyridine or 5??6-membered heterocycle including 1??3 heteroatoms selected from N, S and O atoms and optionally containing oxo; and R10 represents hydrogen, halogen, C1-C3-alkyl, ???(CH2)???CO2H, aryl or ???C(O)O???R5 where R5 represent
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