Using CC(C)(C)OC(=O)N1CCN(c2ncnc3[nH]ccc23)CC12CC2 to produce c1nc(N2CCNC3(CC3)C2)c2cc[nH]c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.