Using CCCCn1cnc2c(Cl)c(C(=O)OCC)c(C)nc21, CCCCO to produce CCCCOc1c(C(=O)OCC)c(C)nc2c1ncn2CCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.