Using O=C1CCCCC1, Cc1noc(C)c1-c1ccc2c(c1)C(=O)C(=O)N2 to produce Cc1noc(C)c1-c1ccc2c(c1)C(O)(C1CCCCC1=O)C(=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.