1H-Thieno[3,4-d)imidazole-4-pentanamide, N,N-bis[2-(diphenylphosphino)ethyl]hexahydro-2-oxo-, (3a.alpha.,4.beta.,6a.alpha.)- 1H-Thieno[3,4-d]imidazole-4-pentanamide, N,N-bis[2-(diphenylphosphino)ethyl]hexahydro-2-oxo- 66561-97-5 NSC312905