Using CCCCc1nc2cc(-c3ccccc3)c(CO)nc2n1CC(=O)c1ccccc1 to produce CCCCc1nc2cc(-c3ccccc3)c(CO)nc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.