"5,5-螺硅芴"
"5,5-螺硅芴"
5,5'-螺硅芴
5,5'-螺硅芴
5,5'-螺硅芴
5,5'-螺硅芴
9,9'-螺二[9H-9-硅芴]
9,9'-螺二[9H-9-硅芴]
快速溝通
 
快速溝通
"9,9'-螺二[9H-9-硅芴]"
 
"9,9'-螺二[9H-9-硅芴]"