Using CCOC(=O)/C=C/c1cn(Cc2ccc(OCc3csc(-c4ccccc4)n3)cc2)nc1-c1cccs1 to produce O=C(O)/C=C/c1cn(Cc2ccc(OCc3csc(-c4ccccc4)n3)cc2)nc1-c1cccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.