Using Cc1ccc2c(c1)C(=O)N(c1cccc(-c3ccc(C(N)=O)c4[nH]c5cc(O)ccc5c34)c1C)C2, COCCBr to produce COCCOc1ccc2c(c1)[nH]c1c(C(N)=O)ccc(-c3cccc(N4Cc5ccc(C)cc5C4=O)c3C)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.