Page 1. 80 (1961) RECUEIL 43 547.92 ... Page 2. 44 M. P. Rappoldt and P. Westerhof, ... Recrystallization from 80 ml of acetone + 45 ml of methanol gave 12.1 g (34Ob) with mp 162.163". Saponification of the acetate IIb was carried out as described by Antonucci et al. ...