Using O=C1CC(c2[nH]nc3c2C(c2ccccc2)CC(=O)N3)C1 to produce O=C1CC(c2ccccc2)c2c(n[nH]c2C2CC(O)C2)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.