2-Thiazolidinethione, 3,3'-ethylenebis(4-hydroxy-5-(2-hydroxyethyl)-4-methyl-, 5,5'-diacetate 23509-79-7 3,3'-Ethylenebis(4-hydroxy-5-(2-hydroxyethyl)-4-methyl-2-thiazolidinethione) 5,5'-diacetate