Using COC(=O)C(Cc1nc(N)c2nc(O)n(Cc3ccccc3)c2n1)C(=O)OC to produce Nc1nc(CCC(=O)O)nc2c1nc(O)n2Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.