Using CC(C)(C)OC(=O)N1CCC2(CC1)C[NH2+]C2, COc1cc(-c2cnn(C)c2)cn2ncc(C=O)c12 to produce COc1cc(-c2cnn(C)c2)cn2ncc(CN3CC4(CCN(C(=O)OC(C)(C)C)CC4)C3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.