7-Dimethylaminohept-5-yn-2-one hydrogen oxalate;5-HEPTYN-2-ONE, 7-(DIMETHYLAMINO)-, OXALATE (1:1);AC1L2EXB;LS-74746;dimethyl(6-oxohept-2-ynyl)azanium; 2-hydroxy-2-oxoacetate;3921-91-3
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