Using CC1(c2cccnc2)CO1, CC1Cc2[nH]c3ccc(Cl)cc3c2CN1C to produce CC1Cc2c(c3cc(Cl)ccc3n2CC(C)(O)c2cccnc2)CN1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.