D:\UsdZ2lAoutl)6V0406U]lu1fZ.D 5a Androstanol AC n y n a n u D n Etiocholanolone AC 5b Androstan 3a 17b diol diAC y Androsterone AC F=?^?ra?!?r-; WE=?^'=1 Ei-SK:^ T^ A /^ . J\ 1/ ■ 5a Androstan 3a 17b diol diAC = S:3!IfT;:?^53Jr?^' ^ ^'T^Tr 1 !\ :\ ' i := - -1 = « - — lO lJ 11 KetoEtiocholanolone AC '•—1 !?E]'l'.'!?!tip^'!::'iL',VJii!'S^fy^ ^ / i f^ ;. /\w. ™ w^XX/ '^^^^^^'^^Jl^^fc ^j^ift*,^ ,.rt T--* '«-« ^**« H'.M ITI* ^'.» ..« ..-= *-.« 1 5b Pregnan 3a 20a diol diAC ■ I""', ! I Page 2 of 2 C:\MSDCH EM\CUSTRp-nMAN52.CRT 8/4/2006 3:56 PM USADA0316 n