Using COC[C@@H](C)Nc1ncc(-c2ccc(Oc3ccnc(-c4cnn(C)c4)c3)c(C)n2)c(OC)n1 to produce COC[C@@H](C)Nc1ncc(-c2ccc(Oc3ccnc(-c4cnn(C)c4)c3)c(C)n2)c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.