Keywords: Ibuprofen-racemic-2D-skeletal.png Skeletal formula of ibuprofen C<sub>13</sub>H<sub>18</sub>O<sub>2</sub> Stereochemistry deliberately not indicated to show the racemic nature of household ibuprofen Structure drawn in http //www cambridgesoft com/software/details/ ds 2 dsv 73 ChemDraw Ultra 11 0 Own 2009-07-23 Ben Mills Benjah-bmm27 Images by Ben Mills Ibuprofen |