Using COC(=O)COc1ccc(CC2SC(=O)NC2=O)cc1, CNC(=O)c1ccccc1N to produce Cn1c(COc2ccc(CC3SC(=O)NC3=O)cc2)nc2ccccc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.