Complex sentence: Thus a "lithium amide" may also refer to any compound in the class of the lithium salt of an amine, e.g., Li + NR 2 − of which chemical lithium amide itself is the parent structure.
Split into simpler sentences: Thus a "lithium amide" may also refer to any compound in the class of the lithium salt of an amine. These chemicals have the general form Li + NR 2 −, with the chemical lithium amide itself as the parent structure.