9262
To prove a potential anti - cancer activity of PDA - 66 we examined the effect of PDA - 66 on human SH - SY5Y neuroblastoma and A - 459 lung cancer cells , showing a significant reduction in cancer cell proliferation in a dose dependent manner .
 Chemical: PDA - 66; Chemical: PDA - 66
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: PDA - 66; Chemical: PDA - 66