00272nam a2200109Ia 4500008004100000082001500041100002200056245004200078250001200120260002100132300000900153240913s9999||||xx |||||||||||||| ||und||  a547  CHA/O  aGurdeep R Chatwal 0aOrganic Chemistry of Natural Products  a3rd Ed.  bNULLaNULLc1988  a8.32