| 摘要 |
<p>A compound represented by the general formula (I) or (II) wherein R<1> represents hydrogen atom or a C1-6 alkyl group; R<2> and R<3> represent hydrogen atom or a C1-6 alkyl group, or R<2> and R<3> together represent a 5- or 6-membered cycloalkyl group; R<4> represents hydrogen atom, a C1-6 alkyl group or the like; R<5> represents hydrogen atom, a C1-6 alkyl group or the like; R<6> represents hydrogen atom or a C1-6 alkyl group; X represents -NR<7>-, -O-, -CHR<7>- or -S- where R<7> represents hydrogen atom, a C1-6 alkyl group or the like; and Y represents a phenylene group or a pyridinediyl group, or a salt thereof. The compound of the present invention is useful as an agent for enhancing the activity of a retinoid compound. <CHEM></p> |
