价格:未填
供应:99999
发货:3天内
2-脱氧-2,2-二氟戊呋喃糖-1-酮-3,5-二安息香酸盐/2-Deoxy-2,2-difluoro-D-erythro-pentafuranous-1-ulose-3,5-dibenzoate