the substance it so desperately needs 
(ROOT (NP (NP (DT the) (NN substance)) (SBAR (S (NP (PRP it)) (ADVP (RB so) (RB desperately)) (VP (VBZ needs))))))
(ROOT (NP (NP (DT ) (NN )) (SBAR (S (NP (PRP )) (ADVP (RB ) (RB )) (VP (VBZ ))))))