Using CC(C)(C)OC(=O)N1C(CO)CC2CC21, Oc1cccnc1 to produce CC(C)(C)OC(=O)N1C(COc2cccnc2)CC2CC21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.