715443 -OEChem-02060822472D 6 5 0 0 0 0 0 0 0999 V2000 0.4883 0.1174 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 0.4883 -0.8764 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1.3332 -1.3729 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 2.2275 -1.8700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.4058 -1.3729 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 3.0724 -2.3670 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 0 2 3 1 0 0 0 0 2 5 1 0 0 0 0 3 4 3 0 0 0 0 4 6 1 0 0 0 0 M END > 0 > 0 > 715443 > 3 > ChemIDplus > 007299550 > 2-Pentyn-4-one 7299-55-0 > 7299-55-0 > 007299550 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=007299550 > 138979 1 $$$$