content_image/900819.jpg content_image/900820.jpg
<img src='content_image/900819.jpg'>

-continued 

<img src='content_image/900820.jpg'>

[0381] The specific examples of the repeating units having a group capable of decomposing by the action of an acid to generate an alcoholic hydroxyl group are shown below. In the formulae, Xa$_{1 }$ represents a hydrogen atom, CH$_{3}$ , CF$_{3 }$ or CH$_{2}$OH. 

-continued 

