title: The structure of gephyrotoxin (GTX) 223AB.
mesh_terms: D000470:Alkaloids / Q000302:isolation & purification; D000664:Amphibian Venoms / Q000302:isolation & purification; D000818:Animals; D008401:Gas Chromatography-Mass Spectrometry; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D011898:Ranidae; D012867:Skin
chemical_list: D000470:Alkaloids; D000664:Amphibian Venoms; C014569:gephyrotoxin