97280-40-5 Ddp-ala-pro L-Proline, 1-(N-(diphenoxyphosphinyl)-L-alanyl)-, compd. with N-cyclohexylcyclohexanamine (1:1) N(alpha)-(Diphenoxyphosphoryl)alanylproline N(alpha)-Diphenoxyphosphoryl-L-alanyl-L-proline