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wherein in formula (II-1), each R$_{1}$d independently repre› sents a hydrogen atom or a monovalent organic group, and two R$_{1}$d’s may be bonded to each other to form a ring; 

Q$_{1 }$ represents a single bond or a divalent linking group; 

B$_{1 }$ represents a site (X) capable of decomposing by an action of an acid to generate a hydroxyl group or a carboxyl group; 

zd- represents a non-nucleophilic counter anion having X number of groups represented by (B$_{1 }$-Q$_{1}$); 

each 1$_{1 }$ independently represents an integer ofO to 5; 

each m$_{1 }$ independently represents an integer ofO to 5; 

X represents an integer ofO to 3, provided that at least one of a plurality of m/s and X represents an integer of 1 or more; 

in formula (II-2), each R2d independently represents a hydrogen atom or a monovalent organic group, and two R2d’s may be bonded to each other to form a ring; 

each R $_{1 }$ sd independently represents an alky I group, and two R$_{15}$d’s may be bonded to each other to form a ring; 

Q$_{2 }$ represents a single bond or a divalent linking group; 

B$_{2 }$ represents a site (X) capable of decomposing by an action of an acid to generate a hydroxyl group or a carboxyl group; 

zd- represents a non-nucleophilic counter anion having X number of groups represented by (B$_{2}$ -Q$_{2}$ ); 

n represents an integer of O or 1; 

each 1$_{2 }$ independently represents an integer ofO to 5; 

each m$_{2 }$ independently represents an integer ofO to 5; 

X represents an integer ofO to 3, provided that at least one of m$_{2 }$ and X represents an integer of 1 or more; 

in formula (II-3), each R$_{3}$ d independently represents a hydrogen atom or a monovalent organic group, and two R$_{3}$d’s may be bonded to each other to form a ring; 

each of R$_{6}$d and Ru independently represents a hydrogen atom or a monovalent organic group, and R$_{6}$d and Ru may be bonded to each other to form a ring; 

each of Rdx and Rdy independently represents an alkyl group, and R<hc and Rdy may be bonded to each other to form a ring; 

Q$_{3 }$ represents a single bond or a divalent linking group; 

B$_{3 }$ represents a site (X) capable of decomposing by an action of an acid to generate a hydroxyl group or a carboxyl group; 

zd- represents a non-nucleophilic counter anion having X number of groups represented by (B$_{3}$ -Q$_{3}$); 

each 1$_{3 }$ independently represents an integer ofO to 5; 

each m$_{3 }$ independently represents an integer ofO to 5; and 

X represents an integer ofO to 3, provided that at least one of m$_{3 }$ and X represents an integer of 1 or more. 

8. The pattern-forming method according to claim 4, 

wherein the site (X) is a site (X’) capable of decomposing by an action of an acid to generate an alcoholic hydroxyl group. 

9. The pattern-forming method according to claim 1, 

wherein the low molecular weight compound (B) is a com› pound represented by the following formula (II-4) or (II-5): 

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wherein each x+ independently represents a counter cat- 10n; 

Rf represents an alkyl group having at least one fluorine atom, a cycloalkyl group having at least one fluorine atom, or an aryl group having at least one fluorine atom; 

each of Xf$_{1 }$ and Xf$_{2 }$ independently represents a fluorine atom or an alkyl group substituted with at least one fluorine atom; 

each ofR$_{11}$ , R 12 , R $_{21 }$and R$_{22 }$independently represents a hydrogen atom, a fluorine atom or an alkyl group, and each ofR$_{11}$ , R 12 , R $_{21 }$and R$_{22}$ , when two or more of them are present, may be the same with or different from each other; 

each ofL$_{1 }$and L$_{2 }$ independently represents a divalent link› ing group, and each ofL$_{1 }$ and L$_{2}$ , when two or more of them are present, may be the same with or different from each other; 

each of Cy 1 and Cy 2 independently represents a cyclic organic group; 

provided that 

at least one ofXf$_{1}$ , Ru, R$_{12}$, L$_{1 }$andCy$_{1 }$is substituted with a group having a structure that a polar group is protected with a leaving group capable of decomposing and leav› ing by an action of an acid, and at least one ofXf$_{2}$ , R 21 , R$_{22}$, L 2 , Cy $_{2 }$and Rf is substituted with a group having a 

