Using C1CCOC1, COC(=O)NCCN1C(=O)C(C)Sc2cc(C)c(C(=O)OC)cc21 to produce COC(=O)NCCN1C(=O)C(C)(C)Sc2cc(C)c(C(=O)O)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.