Using CC(=O)Nc1nc2c(ncn2C2CCC(COC(C)=O)CO2)c(=O)[nH]1 to produce Nc1nc2c(ncn2C2CCC(CO)CO2)c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.