Using Cc1nc2c(O)cccn2c1CO, COCCOC(=O)Nc1cccc(C)c1CCl to produce COCCOC(=O)Nc1cccc(C)c1COc1cccn2c(CO)c(C)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.