(2R)-6,6-Dibromo-3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3,2,0] heptane-2-carboxylic acid 4-nitrobenzyl ester 的分子结构
(2R)-6,6-Dibromo-3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3,2,0] heptane-2-carboxylic acid 4-nitrobenzyl ester 的分子结构(2R)-6,6-Dibromo-3,3-dimethyl-4,4,7-trioxo-4-thia-1-azabicyclo[3,2,0] heptane-2-carboxylic acid 4-nitrobenzyl ester 的分子结构