Using CC(=O)N1CC(C)(C)c2ccc(NC(=O)c3ccccc3NCc3ccnc4ccccc34)cc21 to produce CC1(C)CNc2cc(NC(=O)c3ccccc3NCc3ccnc4ccccc34)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.