Using CCOC(=O)CCCBr, Cc1ccnc(N2CCN(CCc3c(-c4ccc(O)cc4)n4c5c(cccc35)CCC4)CC2)c1 to produce CCOC(=O)CCCOc1ccc(-c2c(CCN3CCN(c4cc(C)ccn4)CC3)c3cccc4c3n2CCC4)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.