Using O=C(O)C1Cc2cc(Br)ccc2O1, CN(C)[P+](On1nnc2ccccc21)(N(C)C)N(C)C to produce CN(C)C(=O)C1Cc2cc(Br)ccc2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.