Using O=C1CN=C(c2cccs2)C=C2c3cccc(Br)c3CCN12, CN(C)C=O to produce N#Cc1cccc2c1CCN1C(=O)CN=C(c3cccs3)C=C21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.