Using O=C(O)CCN1CCCCC1, CCCCCC(C)C(C)c1cc(O)c2c(c1)OC(C)(C)C1=C2CCC1 to produce CCCCCC(C)C(C)c1cc(OC(=O)CCN2CCCCC2)c2c(c1)OC(C)(C)C1=C2CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.