Using CCn1c(=O)oc(=O)c2c(OC)c(OC)ccc21, CCOC(=O)/C=C\[O-] to produce CCOC(=O)c1cn(CC)c2ccc(OC)c(OC)c2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.