77255-07-3 A-Nor-3,7-bisthiaestra-1,5(10),8,14-tetraen-17(e)-ol Cyclopenta(h)thieno(2,3-c)(1)benzothiopyran-6-ol, 4,5,5a,6,7,10-hexahydro-5a-methyl-, cis-(+-)- Nbte-teo