UrethanePolyurethanesPentobarbitalChloraloseElastomersAnestheticsRespiratory Physiological ProcessesAnesthesiaBiological ProductsAnesthetics, IntravenousPolyestersChloral HydrateMolecular Sequence DataUrinationCarcinogensCocarcinogenesisParaoxonDecerebrate StateRats, Sprague-DawleyGlycodeoxycholic Acid