TY - JOUR AU - Lytollis, W; Scannell, R T; An, H; Murty, V S; Reddy, K S; Barr, J R; Hecht, S M JO - J. Am. Chem. Soc. VL - 117 PY - 1995 DO - 10.1021/ja00156a004 SP - 12683 ER -