Using COc1c(C)c(C)c2c(c1C)CC1(CCC1)CN2c1ccc(Cl)cc1 to produce Cc1c(C)c2c(c(C)c1O)CC1(CCC1)CN2c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.