abstract |
The present invention relates to a resin having a structural unit represented by the formula (I), a resin which is insoluble or hardly soluble in an aqueous alkali solution but soluble in an alkali aqueous solution by the action of an acid and does not contain a structural unit represented by the formula (I) An acid generator and a compound represented by the formula (II). (Wherein R 1 , A 1 , A 13 , A 14 , X 12 , R 23 and ring W 21 are defined in the specification) |