any yaoi manga where a guy is attracted to another guy with a good scent?

http://www.mangago.me/read-manga/the_best_smell/ :')

http://www.mangago.me/read-manga/kimi_no_nioi_ga_suki/

This is the only one I personally know of and have read.

http://www.mangago.me/tag/Smell%20fetish/

Kimi note - Junko
http://www.mangago.me/read-manga/kimi_note/

Otona Keikenchi - Nekota Yonezou
http://www.mangago.me/read-manga/otona_keikenchi/
(づ￣ ³￣)づ