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. 2016 Oct 20;13(1):89–103. doi: 10.1007/s11302-016-9542-3

Fig. 1.

Fig. 1

Structures of the physiological P2Y2 receptor agonists ATP (1a), UTP (1b), and diadenosine tetraphosphate (Ap4A, 1c), the selective P2Y2 receptor agonist MRS2768 (2), the antagonist AR-C118925 (3), and its derivatives 4 and 5