Contains a total of 257 atom parts plus links and link remover tools:
42 x   Carbon,  4-holes tetrahedral, black
24 x   Carbon, 3-holes trigonal, black
2 x     Carbon,  2-holes linear, black
12 x   Nitrogen,  4-holes tetrahedral, blue
12x    Nitrogen,  3-holes trigonal, blue
10 x   Nitrogen,  2-holes angular, blue
20 x   Oxygen,  2-holes angular, red
10 x   Oxygen,  2-holes linear, red
10 x   Oxygen, 1-hole, red
10 x   Hydrogen, 2-hole linear, white
100 x Hydrogen, molydome, white
2 x     Sulphur,  2-hole angular, yellow
6 x     Phosphorus, 4-hole tetrahedral, purple
1 x     Metal,  4-holes tetrahedral, grey
1 x     Metal, 6-holes octahedral, grey
150 x NV Links,  colourless
10 x   V Links,  grey
2 x     Link Remover Tool 

Supplied in two large boxes.