Using COC(=O)c1c(OCc2ccc(OC)cc2)c(-c2ccc(N3CCCCC3=O)cc2)nn1C to produce COc1ccc(COc2c(-c3ccc(N4CCCCC4=O)cc3)nn(C)c2C(=O)O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.