Complex sentence: Physostigmine (also known as eserine) is a parasympathomimetic, specifically, a reversible cholinesterase inhibitor obtained from the Calabar bean, also it can be obtained from "Streptomyces griseofuscus".
Split into simpler sentences: Physostigmine (also known as eserine) is a parasympathomimetic, specifically, a reversible cholinesterase inhibitor obtained from the Calabar bean. It can also be obtained from "Streptomyces griseofuscus".