Using O=Cc1nc2nc(Cl)nc(N3CCOCC3)c2s1, C1CN(C2CNC2)CCO1 to produce Clc1nc(N2CCOCC2)c2sc(CN3CC(N4CCOCC4)C3)nc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.