Using COCCOCCOCCN1C(=O)CSC1=S, CSc1sc2c3ccccc3ccc2[n+]1C to produce COCCOCCOCCN1C(=O)C(=C2Sc3c(ccc4ccccc34)N2C)SC1=S, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.