Using COC(=O)Cc1cccc(OCCCC2CCN(C(=O)OC(C)(C)C)CC2)c1 to produce CC(C)(C)OC(=O)N1CCC(CCCOc2cccc(CC(=O)O)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.