Using CCOC(=O)CCCOc1ccccc1N, CC(C)SCCCCCCCCCCCC(=O)O to produce CCOC(=O)CCCOc1ccccc1NC(=O)CCCCCCCCCCCSC(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.