Guanidines 2

Guanidine is named for its similarity to the purine guanine which, in turn, is named for its principal source guano, which comes from the Inca word, huano, for dung. Guanidine, therefore, translates into dung-like, which is hardly a genteel way to introduce a subject. On the other hand, texts are seldom inspirational, "frequently crude and rarely literary and should be judged on how successfully t...