Using O=C1CN(c2cc3c(cc2OCc2ccccc2)CC(O)CC3)S(=O)(=O)N1, BrCc1ccccc1 to produce O=C1CN(c2cc3c(cc2OCc2ccccc2)CC(O)CC3)S(=O)(=O)N1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.