Tiazesim
Tiazesim , or thiazesim ( , ) , previously sold under the brand name Altinil , is a heterocyclic antidepressant related to the tricyclic antidepressants ( TCAs ) which , first introduced in 1966 by Squibb Corporation ( now Bristol-Myers Squibb ) , has since been discontinued and is no longer marketed . 
<triplet> tricyclic antidepressant <subj> antidepressant <obj> subclass of