Using C=C[Sn](CCCC)(CCCC)CCCC, COCN1c2cc(Cn3cnc4ncnc(Cl)c43)ccc2Sc2nccnc21 to produce C=Cc1ncnc2ncn(Cc3ccc4c(c3)N(COC)c3nccnc3S4)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.