840872 -OEChem-07250805163D 5 4 0 0 0 0 0 0 0999 V2000 0.0021 -0.0041 0.0020 O 0 0 0 0 0 0 0 0 0 0 0 0 -0.0144 1.2091 0.0087 C 0 0 0 0 0 0 0 0 0 0 0 0 1.2159 1.9419 0.0009 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.3296 1.9448 0.0189 C 0 0 0 0 0 0 0 0 0 0 0 0 2.2245 2.5427 -0.0055 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 4 1 0 0 0 0 3 5 3 0 0 0 0 M END > 0 > 0 > 840872 > 3 > NMRShiftDB > 30000706 > 1-Butyn-3-one InChI=1/C4H4O/c1-3-4(2)5/h1H,2H > 30000706 > http://www.nmrshiftdb.org > http://www.nmrshiftdb.org/portal/js_pane/P-Results/nmrshiftdbaction/showDetailsFromHome/molNumber/30000706 > 15018 1 $$$$