US 9,718,901 B2  184  183  -continued  [Compound Having Phenolic Hydroxyl Group (Com› pound (X))]  [Chem. 46]  Q  C(X)  437  A 3  (z68)  OH  MeO  MeO  OH  CL-1  OH  CL-2  CL-3  OH  MeO  OMe  CL-4  [Cross-Linking Agent (Compound (C))]  [Chem.45]  Xl  X2  H  H  •--fm9•  ’--fcH,-c)-•  OH  0  X3  •--fcH9’  ’--fcH,-~)-•  OH  0  X4  BASE-4  [Chem. 47]  [Basic Compound]  BASE-I: Tetrabutylammonium hydroxide  BASE-2: 2,4,5-Triphenylimidazole  BASE-3: Tri(n-octyl)amine 