198832-38-1 5-Amino-3-beta-D-ribofuranosylthiazolo(4,5-d)pyrimidine-2,7(3H,6H)-dione monohydrate Isatoribine [USAN:BAN] Isatoribine hydrate Thiazolo(4,5-d)pyrimidine-2,7(3H,4H)-dione, 5-amino-3-beta-D-ribofuranosyl-, monohydrate