class=skin-invert-image|thumb|right|200px|Doxycycline, a tetracyclic antibiotic. class=skin-invert-image|thumb|right|200px|Mirtazapine, a tetracyclic antidepressant.
class=skin-invert-image|thumb|right|200px|Doxycycline, a tetracyclic antibiotic. class=skin-invert-image|thumb|right|200px|Mirtazapine, a tetracyclic antidepressant.
Tetracyclics are cyclic chemical compounds that contain four fused rings of atoms, for example, Tröger's base.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).