Redirected from Heterocyclic
That is, unlike the carbon-only ring like in benzene and napthalene, there are other elements in the backbone, such as in pyrimidine and purine.
... the sufferers of Hansen's disease (leprosy) who lived on the island of Molokai, Hawaii. He was born in Tremeloo, Belgium, the son of a farmer. He entered the novitiate ...