Using COC(=O)c1ccc2c(c1)C(Sc1ccccc1)=CCC2(C)C to produce CC1(C)CC=C(Sc2ccccc2)c2cc(C(=O)O)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.