Using C=CCN(CCCOc1ccc2[nH]c(=O)ccc2c1)C(=O)N(C)C1CCCCC1 to produce CCCN(CCCOc1ccc2[nH]c(=O)ccc2c1)C(=O)N(C)C1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.