1,4,5,6-Tetrahydro-1-(p-methoxyphenyl)-3-cyclopentapyrazoleacetic acid 21484-56-0 3-Cyclopentapyrazoleacetic acid, 1,4,5,6-tetrahydro-1-(p-methoxyphenyl)- 5-25-04-00219 (Beilstein Handbook Reference) BRN 0551767 Poli 27