acetaldehyde75-07-0.mol ChemDraw10109920202D 4 3 0 0 0 0 0 0 0 0999 V2000 -1.3000 -1.1250 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.0500 -0.3750 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1.3000 -1.1250 0.0000 H 0 0 0 0 0 0 0 0 0 0 0 0 -0.0500 1.1250 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 0 2 3 1 0 0 0 0 2 4 2 0 0 0 0 M END