Using Cn1c(-c2ccccc2)c(Cc2ccccc2)c2cc(-c3ccc(O)cc3)ccc21, N#CCBr to produce Cn1c(-c2ccccc2)c(Cc2ccccc2)c2cc(-c3ccc(OCC#N)cc3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.