Using N#Cc1cn(CC2CCOCC2)c2c(Cl)cccc12, CCN(C(C)C)C(C)C to produce N=C(N)c1cn(CC2CCOCC2)c2c(Cl)cccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.