Using COC(=O)[C@H]1CC[C@@H](Oc2ccc(C(=O)Nc3nnc(COC4CCCC4)s3)cc2)CC1 to produce O=C(Nc1nnc(COC2CCCC2)s1)c1ccc(O[C@H]2CC[C@@H](C(=O)O)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.