title: Synthesis and carbon-13 studies of malathion acid derivatives.
mesh_terms: D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002621:Chemistry; D009682:Magnetic Resonance Spectroscopy; D008294:Malathion / Q000031:analogs & derivatives*; D010573:Pesticide Residues / Q000032:analysis
chemical_list: D002247:Carbon Isotopes; D010573:Pesticide Residues; D008294:Malathion