Using Cn1c(=O)c(C=O)cc2ccccc21, CC(C)(C)OC(=O)N1CCC(C(CN)c2ccccc2)CC1 to produce Cn1c(=O)c(CNCC(c2ccccc2)C2CCN(C(=O)OC(C)(C)C)CC2)cc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.