7126
HPMA - ZnPP was highly water soluble and formed micelles spontaneously having hydrophobic clustered head group of ZnPP , in aqueous solution , with a hydrodynamic diameter of 82 . 8 +/- 41 . 8 nm and zeta - potential of + 1 . 12 mV .
 Chemical: HPMA; Chemical: ZnPP; Chemical: ZnPP
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: HPMA; Chemical: ZnPP; Chemical: ZnPP