in contrast to the already known but inactive n ( 1 ) -alkylated derivatives of 2-arylamino-2-imidazolines the new compounds with an aryl acetic acid substitution in n ( 1 ) position of the imidazoline nucleus show the bradykardic activity of the exocyclic alkylated clonidine derivatives such as alinidine .
C1449836
imidazoline
C0009014
clonidine