CAS No 99143-17-6 , 1-[3',6'-bis(dimethylamino)spiro[3H-2-benzofuran-1,
9'-xanthene]-5-yl]-3-[2-[2-[(10S,11S,13S,16R,17R)-9-fluoro-11,
17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,
16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl]sulfanylethyl]
thiourea