1,4-dihydro-2,6-dimethyl-4- ( 3-nitrophenyl ) -3,5-pyridinedicarboxylic acid-bis- ( 2-propoxyethyl ) -ester ( niludipine , bay a 7168 ) , a newly synthesized vasodilator , was three to ten times more potent than nifedipine in dilating the coronary artery of the canine heart-lung and isolated fibrillating heart preparations , but had weaker direct cardiac depressant effects .
C0205042
coronary artery
C0018787
heart