Using Cc1cc(CCCCCCl)sn1, Oc1c(Cl)cc(C2=NCCO2)cc1Cl to produce Cc1cc(CCCCCOc2c(Cl)cc(C3=NCCO3)cc2Cl)sn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.