| 摘要 |
Compounds represented by the general formula (I) or pharmaceutically acceptable salts thereof, which have glucokinase activating effect and are useful as diabetes remedies: (I) wherein X1 is nitrogen, sulfur, oxygen, or the like; R1 is 6- to 10-membered aryl, 5- to 7-membered heteroaryl, or the like; D is oxygen or sulfur; R2 and R3 are each independently hydrogen, lower alkyl, or the like; the ring A of the general formula (II): (II) is optionally substituted 5- to 7-membered heteroaryl or the like; and the ring B of the general formula (III): (III) is a mono- or bi-cyclic heteroaryl group.
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