720668 -OEChem-02060822472D 7 6 0 0 0 0 0 0 0999 V2000 3.8762 0.1841 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 3.3408 -0.7257 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 2.2169 -0.7257 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1.1466 -0.7257 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 0.2368 -0.7257 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.5120 -1.6356 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 3.6693 -1.3005 0.0000 H 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 7 1 0 0 0 0 3 4 3 0 0 0 0 4 5 1 0 0 0 0 5 6 1 0 0 0 0 M END > 0 > 0 > 720668 > 3 > ChemIDplus > 055136522 > 55136-52-2 Pent-2-ynal > 55136-52-2 > 055136522 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=055136522 > 143255 1 $$$$