atom names not allowed

They are assigned as follows: Chemical symbol - right justified 3 Remoteness indicator alphabetic 4 Branch designator numeric Or, in the definition of the ATOM field from a more recent document : Alignment of one-letter atom name such as C starts at column 14, while two-letter atom name such as FE starts at column It is negative for the R configuration and positive for the S configuration. The prochiral center around phosphorus atom PN has consistent naming between the two molecules, however the prochiral center around phosphorus atom PA does not. He called element 70 neoytterbium "new ytterbium" and called element 71 lutecium. Does it only look for the first name under certain circumstances and the second name in others, like using the first name to identify VdW interactions and the second name for occurrences in the bonded interactions?

3304 3305 3306 3307 3308