Using CC[Si](CC)(CC)OCCc1ccc2c3c(cccc13)C(=O)NS2(=O)=O, C=CCOC(=O)O[C@H](C)[C@H]1C(=O)N2C(C(=O)OCC=C)=C(CO)[C@H](C)[C@H]12 to produce C=CCOC(=O)O[C@H](C)[C@H]1C(=O)N2C(C(=O)OCC=C)=C(CN3C(=O)c4cccc5c(CCO[Si](CC)(CC)CC)ccc(c45)S3(=O)=O)[C@H](C)[C@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.