Using COCCOc1ccc(-c2c(C#N)c(N)nc(SC(C)c3cccc(C(=O)OC)c3)c2C#N)cc1 to produce COCCOc1ccc(-c2c(C#N)c(N)nc(SC(C)c3cccc(C(=O)O)c3)c2C#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.