Using O=C(Cl)c1cccnc1, CC(=O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O)CC[C@]4(C)[C@H]3CC[C@]12C to produce CC(=O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](OC(=O)c5cccnc5)CC[C@]4(C)[C@H]3CC[C@]12C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.