Using COc1ccc2c(C(=O)O)c(C)n(C)c2c1, NCCCN1CCOCC1 to produce COc1ccc2c(C(=O)NCCCN3CCOCC3)c(C)n(C)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.