al shams

I am looking for a specific smell. I have over a handful of pure ouds from places like Al Shareef, Ensar etc and I can not find this smell in my pure ouds. I smell it in the opening of Oud Caravan #1 and #3 by Abdes Salaam, Ajmal's Al Shams, Al Shams Special edition, and Al Shams Mukhallat...