trans,trans-1,4-Bis-(4-phenyl-glyoxyloyl-phenyl)-butadien-(1,3)

6-methylpyrazino<2,3-c>isoquinoline

mesotartronitrile

17β-(2'-imidazolyl)-5-androsten-3β-ol

(4S,6R,9aS)-8-methylene-4-phenyl-6-propyloctahydropyrido[2,1-c][1,4]oxazin-1-ol