Using C[C@@H](O)c1ccc2cnc(Cl)cc2c1, C=C[Sn](CCCC)(CCCC)CCCC to produce C=Cc1cc2cc([C@@H](C)O)ccc2cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.