( ( ( Any molecule ) ( with ( ( a ( carbon atom ) ) ( in it ) ) ) ) ( ( is organic ) . ) )
(ROOT (S (NP (NP (DT Any) (NN molecule)) (PP (IN with) (NP (NP (DT a) (NN carbon) (NN atom)) (PP (IN in) (NP (PRP it)))))) (VP (VBZ is) (ADJP (JJ organic))) (. .)))
Any molecule with a carbon atom in it is organic.
(ROOT (S (NP (DT The) (NN element) (NN carbon)) (VP (VBZ is) (ADJP (JJ present) (PP (IN in) (NP (DT all) (JJ organic) (NNS molecules))))) (. .)))
The element carbon is present in all organic molecules.