Using NCc1ccc2c(c1)OCO2, N#CCSc1nc(Cl)cc(-c2ccccc2)n1 to produce N#CCSc1nc(NCc2ccc3c(c2)OCO3)cc(-c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.