A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is application/pdf.
GEN-ICHIRO NONAKA, SATOSHI MORIMOTO, JUN-EI KINJO, TOSHIHIRO NOHARA, ITSUO NISHIOKA. "Tannins and related compounds. L Structures of proanthocyanidin A-1 and related compounds." Chemical and pharmaceutical bulletin 35.1 (1987) 149-155