Using COC(=O)COc1ccc(CC2SC(=O)NC2=O)cc1, CNc1ccc(OC)cc1N to produce COc1ccc2c(c1)nc(COc1ccc(CC3SC(=O)NC3=O)cc1)n2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.