英文同义词
3,3-Diphenyl-3H-benzo[f]chromene;3,3-DIPHENYL-3H-NAPHTHO[2,1-B]PYRAN;2,2-Diphenyl-2H-1-oxaphenanthrene;2,2-Diphenyl-5,6-[1,3]butadieno-2H-1-benzopyran;2,2-Diphenyl-5,6-benzo(2H)chromene;3,3-diphenyl-3H-benz;3,3-DIPHENYL-3H-NAPHTHO[2,1-B]BYRAN;3,3-diphenyl-3H-naphtho[2,1-b]byran