any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water

a compound containing a heterocyclic ring

a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues

an antipsychotic drug mainly used to treat schizophrenia (including adolescent schizophrenia), schizoaffective disorder, the mixed and manic states of bipolar disorder, and irritability in people with autism.

an antipsychotic medication used in the treatment of schizophrenia.

a typical non-depolarizing curare-mimetic muscle relaxant.

an inverse agonist for the cannabinoid receptor CB1; its main effect is reduction in appetite.

a poisonous alkaloid found in poison hemlock (Conium maculatum) and the yellow pitcher plant (Sarracenia flava), and contributes to hemlock's fetid smell.