Murchison陨石中检测到的复杂碳化合物 >1000ppm 100-1000ppm 10-100ppm 1-10 ppm Sulfonic carboxylic acids Amino acids Phosphonic acid acids Polar hydro- Dicarboxylic acids N-heterocycles carbons Hydroxy acids Purines Amides Pyrimidines Alcohols Amines Aldehydes Ketones Aliphatic hydrocarbons Aromatic hydrocarbons 1.5cm>1000 ppm Sulfonic acids 100-1000 ppm carboxylic acids Polar hydrocarbons 10-100 ppm Amino acids Dicarboxylic acids Hydroxy acids Amides Alcohols Aldehydes Ketones Aliphatic hydrocarbons Aromatic hydrocarbons 1-10 ppm Phosphonic acid N-heterocycles Purines Pyrimidines Amines Murchison 陨石中检测到的复杂碳化合物