Using CCO, N#Cc1cc([N+](=O)[O-])c(Nc2ccccc2)c([N+](=O)[O-])c1 to produce N#Cc1cc(N)c2c(c1)ncn2-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.