Using O=C1OCCc2nc(-c3ccc(Cl)cc3)sc21, Nc1ccc2c(ccn2CCN2CCCC2)c1 to produce O=C(Nc1ccc2c(ccn2CCN2CCCC2)c1)c1sc(-c2ccc(Cl)cc2)nc1CCO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.