Using O=C1NC(=O)c2ccccc21, CC(C)(O)C1CC=C(CO)CC1 to produce CC(C)(O)C1CC=C(CN2C(=O)c3ccccc3C2=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.