stereoisomeric

Adjective

 * 1) of or pertaining to stereoisomers
 * 2) exhibiting stereoisomerism
 * Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
 * Smith’s diene is quite a reactive dienophile, reacting with cyclopentadiene in refluxing chloroform to furnish a mixture of stereoisomeric adducts by exclusive reaction at the β-face of the cyclobutene π-center.