Difference between Tetryl and Nitramine

What is the difference between Tetryl and Nitramine?

Tetryl as a noun is the explosive 2,4,6-trinitrophenyl-n-methylnitramine produced by the nitration of dimethylaniline while Nitramine as a noun is any amine having a nitro group substituted for a hydrogen atom; an amide of nitric acid r-nh-no2

We hope you now know whether to use Tetryl or Nitramine in your sentence.