these compounds increased gastric acid secretion in anaesthetized rats after intravenous injection , the order of potency being 5'-n-ethylcarboxamidoadenosine ( neca ) greater than ( - ) n6-phenylisopropyladenosine ( l-pia ) , n6-cyclohexyladenosine ( cha ) greater than ( + ) n6-phenylisopropyladenosine ( d-pia ) greater than 2-chloroadenosine ( 2-cado ) greater than adenosine ( ado ) .
C0031484
phenylisopropyladenosine
C0001443
adenosine