PTH-DELTA-THREONINE

PHENYLTHIOHYDANTOIN-DELTA-THREONINE

5-ETHYLIDENE-3-PHENYL-2-THIOHYDANTOIN

5-Ethylidene-3-phenyl-2-thioxoimidazolidin-4-one

5-Ethylidene-3-phenyl-2-thiohydantoin PTH-DELTA-threonine