Using CCCCOc1nc(N)c2nc(OC)n(CCC3CCCCO3)c2n1 to produce CCCCOc1nc(N)c2[nH]c(=O)n(CCC3CCCCO3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.