Using CCOC(=O)CN(N)c1ccccc1, O=C1CCC(C(=O)O)CC1 to produce CCOC(=O)Cn1c2c(c3ccccc31)CC(C(=O)O)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.