25578
A prodrug of combretastatin A - 4 ( CA4 ) was prepared , CMP - L - CA4 : CMP ( dithiaporphyrin , a photosensitizer ) and L ( aminoacrylate linker ) .
 Chemical: combretastatin A - 4; Chemical: CA4; Chemical: CMP - L - CA4; Chemical: CMP; Chemical: dithiaporphyrin; Chemical: aminoacrylate
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: combretastatin A - 4; Chemical: CA4; Chemical: CMP - L - CA4; Chemical: CMP; Chemical: dithiaporphyrin; Chemical: aminoacrylate