8479
The ozonolysis of 1 - palmitoyl - 2 - oleoyl - sn - glycero - 3 - phosphocholine ( POPC ) adsorbed on salt mixtures as models for sea - salt particles was studied in real time using diffuse reflection infrared Fourier transform spectrometry ( DRIFTS ) at room temperature with and without added water vapor .
 Chemical: 1 - palmitoyl - 2 - oleoyl - sn - glycero - 3 - phosphocholine; Chemical: POPC
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: 1 - palmitoyl - 2 - oleoyl - sn - glycero - 3 - phosphocholine; Chemical: POPC