Using CCOC(=O)C1(c2nc3c(OC)ccc(-c4ccc(C#N)cc4)n3n2)CC1 to produce COc1ccc(-c2ccc(C#N)cc2)n2nc(C3(C(=O)O)CC3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.