HMDB0032330 RDKit 3D 4-Hydroxy-2-butenoic acid gamma-lactone 10 10 0 0 0 0 0 0 0 0999 V2000 2.4894 -0.8189 -0.2050 O 0 0 0 0 0 0 0 0 0 0 0 0 1.2610 -0.5197 -0.1123 C 0 0 0 0 0 0 0 0 0 0 0 0 0.7289 0.8286 -0.0462 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.5797 0.7887 0.0449 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.9873 -0.6243 0.0434 C 0 0 0 0 0 0 0 0 0 0 0 0 0.1832 -1.3581 -0.0545 O 0 0 0 0 0 0 0 0 0 0 0 0 1.2982 1.7754 -0.0660 H 0 0 0 0 0 0 0 0 0 0 0 0 -1.2183 1.6768 0.1087 H 0 0 0 0 0 0 0 0 0 0 0 0 -1.7262 -0.8476 -0.7633 H 0 0 0 0 0 0 0 0 0 0 0 0 -1.4492 -0.9010 1.0502 H 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 2 3 1 0 3 4 2 0 4 5 1 0 5 6 1 0 6 2 1 0 3 7 1 0 4 8 1 0 5 9 1 0 5 10 1 0 M END