Name：17-Fluoro-4,4-dimethyl-1,2,3,4-tetrahydro-15-thia-cyclopenta[a]phenanthrene-11,12-dione

C18H15FO2S
Exact Mass: 314.08
Mol. Wt.: 314.37
m/e: 314.08 (100.0%), 315.08 (21.1%), 316.07 (4.4%), 316.08 (2.5%)
C, 68.77; H, 4.81; F, 6.04; O, 10.18; S, 10.20