Using CCOC=C(C(=O)OCC)C(=O)OCC, CC(=O)N1CC(C)Nc2ccccc21 to produce CC1CNc2cccc3c(=O)c(C(=O)O)cn1c23, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.