[(1S)-1-[(1S,2R,6R,8S,9S)-4,4,11,11-tetramethyl-3,5,7,10,12-pentaoxatricyclo[7.3.0.02,6]dodecan-8-yl]prop-2-ynyl] 4-methylbenzenesulfonate 、
sodium benzoate 生成 [(1R)-1-[(1S,2R,6R,8S,9S)-4,4,11,11-tetramethyl-3,5,7,10,12-pentaoxatricyclo[7.3.0.02,6]dodecan-8-yl]prop-2-ynyl] benzoate