Using O=c1c([N+](=O)[O-])c(-c2ccncc2)nc2n1CCCN2, CC(C)CC1CO1 to produce CC(C)CC(O)CN1CCCn2c1nc(-c1ccncc1)c([N+](=O)[O-])c2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.