H2NCH25NH2

from The Collaborative International Dictionary of English v.0.48
Cadaverine \Ca*dav"er*ine\, n. Also Cadaverin \Ca*dav"er*in\ .
   [From {Cadaver} and amine.] (Chem.)
   A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically
   {pentamethylene diamine}), formed in putrefaction of flesh,
   etc.
   [Webster 1913 Suppl. +PJC]
    

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