nylon-6

Right Click Jmol Molecule For More Options. Jmol is a free download found Here.
InChI :InChI=1/C6H9NO/c1-2-3-4-5-6(7)8/h1H,2-5H2
Std.InChI: InChI=1S/C6H9NO/c1-2-3-4-5-6(7)8/h1H,2-5H2
Search Google for structures with same skeleton
InChIKey :BGWLSMATBWPUFT-UHFFFAOYAQ
Std.InChIKey: LCJRHAPPMIUHLH-UHFFFAOYSA-N
Search Google for exact structure
SMILES :[CH]CCCCC(=O)[N]
MDL: MFCD00133998