( ( Even ( below ( this level ) ) ) ( ( ( are ( other parts ) ) ( ( so small ) ( that ( they ( ( are formally ) ( classified ( as ( macromolecules ( -LRB- ( ( large molecules ) -RRB- ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (SINV (ADVP (RB Even) (PP (IN below) (NP (DT this) (NN level)))) (VBP are) (NP (JJ other) (NNS parts)) (ADJP (ADJP (RB so) (JJ small)) (SBAR (IN that) (S (NP (PRP they)) (VP (VBP are) (ADVP (RB formally)) (VP (VBN classified) (PP (IN as) (NP (NP (NNS macromolecules)) (PRN (-LRB- -LRB-) (NP (JJ large) (NNS molecules)) (-RRB- -RRB-))))))))) (. .)))
Even below this level are other parts so small that they are formally classified as macromolecules (large molecules).
(ROOT (S (NP (DT Any) (JJ large) (NN molecule)) (VP (VBZ is) (VP (VBN referred) (PP (TO to) (NP (RB as) (DT a) (NN macromolecule))))) (. .)))