Using Clc1ccc2c(Cl)nncc2c1, C=C(OCC)[Sn](CCCC)(CCCC)CCCC to produce C=C(OCC)c1nncc2cc(Cl)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.