{TAIL ~ Production} of {HEAD ~ polymorphic forms} I and II of finasteride by complexation with group I or II metal salts 
{ TAIL ~ Production } of { HEAD ~ polymorphic forms } I and II of finasteride by complexation with group I or II metal salts
TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH