Using COCCOS(=O)(=O)c1ccc(C)cc1, CC(=O)Cc1ccc2c(c1)Cc1cccnc1O2 to produce COCCC(C(C)=O)c1ccc2c(c1)Cc1cccnc1O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.