process  invivo (I) fda  (J)
# do one bioactive catalog against all purchasable catalogs
		
for each purchasable class: A
	for each purchasable catalog:  B

		one bioactive class: I
			one bioactive catalog: J

				for each bioactive molecule: M in bioactive catalog I/J
					search against this catalog  A/B
				end # catalog complete
        end # next purchasable catalog
end # next purchasable
		


# repeat the above for each bioactive catalog in each bioactive class
				
# if we get a new purchasable catalog
# if we get a new bioactive catalog
# if we get an updated purch catalog
# if we get an update bioact catalog