... 4 /N Tet “N / NN CH, cu, Chart 1 1989 Pharmaceutical Society of Japan NII—Electronic Library Service ... Chemical shifts are given in (3 (ppm ... Minami and I. Saikawa, Yakugaku Zasshi 106, 129 (1986); c) T. Nishimura, Y. Yoshimura, A. Miyake, M. Yamaoka, K. 5) 6) 7) 8) 9) 10) Vol. ...