eszopiclone hypnotic drug molecule (sleeping pill). atoms are represented as spheres with conventional color coding: hydrogen (

eszopiclone eszopiclon eszopiclona nonbenzodiazepine hypnotic insomnia zopiclone cyclopyrrolone zdrug falling asleep dependence addiction abuse gabaa hydrogen carbon nitrogen oxygen chlorine disease drug therapy medicine medicinal product pharmacology pharmacy pharmaceutical pharma treatment generic molecule atoms chemical chemistry composition atomic model molecular