Using COC(=O)c1ccc2c(C3CCCCC3)c(-c3ccccc3CNCCN(C)C)n(CC(=O)O)c2c1 to produce COC(=O)c1ccc2c(C3CCCCC3)c3n(c2c1)CC(=O)N(CCN(C)C)Cc1ccccc1-3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.