Using CN(C)CCNC(=O)c1cccc2nc3ccc4c(O)cccc4c3nc12, N#CCBr to produce CN(C)CCNC(=O)c1cccc2nc3ccc4c(OCC#N)cccc4c3nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.