Using CC(C)(C)OC(=O)N1CCc2cc(C(=O)Nc3nc4c(C(=O)Nc5ncc[nH]5)cccc4[nH]3)ccc2C1 to produce O=C(Nc1nc2c(C(=O)Nc3ncc[nH]3)cccc2[nH]1)c1ccc2c(c1)CCNC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.