Using CC(C)(C)OC(=O)N1CCc2ccc(C(=O)NCc3ccc4c(c3)CN(C3CCC(=O)NC3=O)C4=O)cc2C1 to produce O=C1CCC(N2Cc3cc(CNC(=O)c4ccc5c(c4)CNCC5)ccc3C2=O)C(=O)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.