Using N=C(N)N, COc1cc(CC(C#N)=CN2CCOCC2)c2c(c1OC)OCC=C2 to produce COc1cc(Cc2cnc(N)nc2N)c2c(c1OC)OCC=C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.