Using c1nc[nH]n1, O=C1CCc2cc(C3OCCOC3CCCl)ccc2N1 to produce O=C1CCc2cc(C3OCCOC3CCn3cncn3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.