conditions are described for the separation of norepinephrine , normetanephrine , 3-methoxy-4-hydroxyphenylglycol , epinephrine , metanephrine , dopamine , 3,4-dihydroxyphenylacetic acid , homovanillic acid , serotonin , and 5-hydroxyindole-3-acetic acid and for their quantitation in extracts of rat brain tissue .
C0014563
epinephrine
C0025562
metanephrine