Using C#Cc1cncnc1, O=Cc1c(COC2CCCCO2)noc1-c1ccccc1Cl to produce OC(C#Cc1cncnc1)c1c(COC2CCCCO2)noc1-c1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.