| 摘要 |
THERE ARE PROVIDED COMPOUND OF FORMULA (I) WHEREIN R1 REPRESENTS C1-6 ALKYL OR C1-6 HALOALKYL; R2 REPRESENTS C3-8 CYCLOALKYL OR C3-8 CYCLOALKENYL EITHER OF WHICH MAY OPTIONALLY BE SUBSTITUTED BY ONE OR MORE GROUPS SELECTED FROM OXO, METHYL, METHYLENE AND HALOGEN; R3 REPRESENTS HYDROGEN, METHYL (WHICH MAY BE IN EITHER THE a OR b CONFIGURATION) OR METHYLENE; R4 AND R5 ARE THE SAME OR DIFFERENT AND EACH REPRESENTS HYDROGEN OR HALOGEN; AND ------ REPRESENTS A SINGLE OR A DOUBLE BOND; AND SOLVATES THEREOF, PROCESSES FOR PREPARING THEM AND THEIR USE IN THERAPY.
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