Using CC(C)CC(Nc1ncc(-c2ccc(N3CCN(C(=O)OC(C)(C)C)CC3)cc2)cn1)C(=O)NCC#N to produce CC(C)CC(Nc1ncc(-c2ccc(N3CCNCC3)cc2)cn1)C(=O)NCC#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.