5a-((Trimethylsilyl)oxy)-3balpha,4aalpha,5beta,5aalpha-tetrahydrofluorantheno(2,3-b)oxiren-5-ol 83291-55-8 Fluorantheno(2,3-b)oxiren-5-ol, 3b,4a,5,5a-tetrahydro-5a-((trimethylsilyl)oxy)-, (3balpha,4aalpha,5beta,5aalpha)-