Using O=C(O)c1csc(-c2cn[nH]c2)c1, C1CNC2OCCOC2C1 to produce O=C(c1csc(-c2cn[nH]c2)c1)N1CCC2OCCOC2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.