Using CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2c1ccnc2ccccc12 to produce c1ccc2c(N3C[C@@H]4C[C@H]3CN4)ccnc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.