Using CC(C)(C)OC(=O)N1CCC(NC(=O)c2ccc3[nH]c4c(c3c2)CN(C(=O)OCc2ccccc2)CC4)CC1 to produce CC(C)(C)OC(=O)N1CCC(NC(=O)c2ccc3[nH]c4c(c3c2)CNCC4)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.