Common name for a chemical

[vvreddy]

How to know common name for a chemical
1-acetyl-5-(2-benzene sulfonyl ethenyl)-3-(n-methyl pyrrolidin-2-yl-methyl-1H-indole).

I want search about this in merck index, how can i ? Is any one?

Thanks in advance.

[Don_Hilton]

do you have the chem abstracts number for the compund? (May make for an easier search)