Using NCC(=O)NC1CN(C2CCC(c3ccccc3)CC2)C1, COc1ccc(C(=O)O)cc1C(F)(F)F to produce COc1ccc(C(=O)NCC(=O)NC2CN(C3CCC(c4ccccc4)CC3)C2)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.