the order of affinity ( ki , microm ) for displacement of 10 nm [ 3h ] 2-ohe1 from hypothalamic binding sites was 2-ohe1 ( 0.8 ) , 2-hydroxyestradiol ( 2-ohe2 ) ( 1.0 ) , epinephrine ( 5.9 ) , norepinephrine ( ne ) ( 7.7 ) , dopamine ( 270 ) , estradiol , estrone , propranolol , phentolamine , domperidone ( greater than 10 000 ) .
C0014563
epinephrine
C0028351
norepinephrine