Using Clc1nc2ccccc2s1, CCOC(=O)C(CCOC)CC(=O)c1ccc(-c2ccc(N)cc2)cc1 to produce COCCC(CC(=O)c1ccc(-c2ccc(Nc3nc4ccccc4s3)cc2)cc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.