摘要 |
<p>PURPOSE:Carbostyryl derivs. I[R1 is cycloalkyl or substd. 1-4C alkyl, 1-4C alkoxy, halogen, OH or (one or two 2-4C alkanoylamino-substd.)phenyl; R2 is H, lower alkyl, phenyl, etc.; n is 1-6; the bond between 3- and 4- positions is single or double bond).</p> |