Using CCCO[C@H]1CC[C@H]([C@H](C(=O)OCc2ccccc2)N(Cc2ccncc2)S(=O)(=O)c2ccc(OC)cc2)CC1 to produce CCCO[C@H]1CC[C@H]([C@H](C(=O)O)N(Cc2ccncc2)S(=O)(=O)c2ccc(OC)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.