[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][Ring1][C][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a racemate comprising equimolar amounts of (R)- and (S)-1,2-dichloropropane. It is used as a fumigant to control nematodes in soil and insects in stored grain. It has a role as a fumigant insecticide, an agrochemical, a carcinogenic agent and a polar aprotic solvent. It contains a (R)-1,2-dichloropropane and a (S)-1,2-dichloropropane."}]