Using CCCCCCN1CCC(NC(=O)[C@@]2(CC(=O)OC(C)(C)C)CN(Cc3c(Cl)cccc3Cl)C[C@H]2C)CC1 to produce CCCCCCN1CCC(NC(=O)[C@@]2(CC(=O)OC(C)(C)C)CNC[C@H]2C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.