Using CCCC[Sn](CCCC)(CCCC)c1cnccn1, O=C(N[C@H]1CCOC[C@@H]1O)c1cc(Cc2ccc(Cl)nc2)c2c(n1)CCCC2 to produce O=C(N[C@H]1CCOC[C@@H]1O)c1cc(Cc2ccc(-c3cnccn3)nc2)c2c(n1)CCCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.