QSAR Part A

[@epi965]

This was a great lecture. Thanks for much for this information

[@davidtetard5781]

How can you have a benzene ring with a carboxylate group and also put X on carbon atom #1 that has this CO2H group on? Created by someone who does not know what he's talking about.

[@osj.e3585]

sorry but you're wrong. It costs ~$1Billion to make a drug and patent life is about 20 years