Using CC(=O)OC(C)=O, CC(C)c1ccc(O)c(C(C)C)c1NC(=O)CN1CCN(CCSc2nc3ccccc3o2)CC1 to produce CC(=O)Oc1ccc(C(C)C)c(NC(=O)CN2CCN(CCSc3nc4ccccc4o3)CC2)c1C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.