英文名称
(4R)-4,5-dimethyl-2,3-diphenyl-6-[(4S)-3,4,5,6-tetramethyl-1-phosphabicyclo[2.2.1]hepta-2,5-dien-2-yl]-1-phosphabicyclo[2.2.1]hepta-2,5-diene;(4S)-4,5-dimethyl-2,3-diphenyl-6-[(4R)-3,4,5,6-tetramethyl-1-phosphabicyclo[2.2.1]hepta-2,5-dien-2-yl]-1-phosphabicyclo[2.2.1]hepta-2,5-diene