上游原料
4,4-dimethyl-3,4-dihydro-1(2H)-naphthalenone7-bromo-4,4-dimethyl-3,4-dihydro-1(2H)-naphthalenone4,4-dimethyl-7-[2-(trimethylsilyl)ethynyl]-3,4-dihydro-1(2H)-naphthalenone7-ethynyl-4,4-dimethyl-3,4-dihydro-1(2H)-naphthalenoneethyl 4-iodobenzoateethyl 4-[2-(5,5-dimethyl-8-oxo-5,6,7,8-tetrahydro-2-naphthalenyl)ethynyl]benzoateethyl 4-[2-(8-hydroxy-5,5-dimethyl-5,6,7,8-tetrahydro-2-naphthalenyl)ethynyl]benzoateethyl 4-[2-[(8R)-5,5-dimethyl-8-(tetrahydro-2H-pyran-2-yloxy)-5,6,7,8-tetrahydro-2-naphthalenyl]ethynyl]benzoateethynyl(trimethyl)silane；trimethylsilyl acetylene
