SMILES: C1[C@@H]2CNC[C@H]1C3=CC4=NC=CN=C4C=C23
Description: The molecule is an organic heterotetracyclic compound that acts as a partial agonist for nicotinic cholinergic receptors and is used (in the form of its tartate salt) as an aid to giving up smoking. It has a role as a nicotinic acetylcholine receptor agonist and a serotonergic agonist. It is a secondary amino compound, an organic heterotetracyclic compound and a bridged compound. It is a conjugate base of a varenicline(1+).