quercetin 4'-O-beta-D-glucoside + H2O => quercetin + beta-D-glucose
quercetin 4'-o-beta-d-glucoside + h2o => quercetin + beta-d-glucose
quercetin 4'-O-beta-D-glucoside + H2O => quercetin + beta-D-glucose
quercetin 4'-o-beta-d-glucoside + h2o => quercetin + beta-d-glucose