content_image/909540.jpg content_image/909541.jpg content_image/909539.jpg
<img src='content_image/909540.jpg'>

-continued 

<img src='content_image/909541.jpg'>

[0085] Examples of the cation in the monomer from which recurring unit (2) or (f3) is derived are the same as will be shown later for the cation in the sulfonium salt having formula (1-1 ). 

[0086] Examples of the anion in the monomer from which recurring unit (2) is derived are shown below, but not limited thereto. RA is as defined above. 

<img src='content_image/909539.jpg'>

-continued 

