261163-66-0

7-Methyl-1,4-dihydro-2H-cyclopenta[b]indol-3-one 7-methyl-1,2-dihydrocyclopenta[b]indol-3(4H)-one 7-Methyl-1,4-dihydrocyclopenta[b]indol-3(2H)-one Cyclopent[b]indol-3(2H)-one, 1,4-dihydro-7-methyl- 5-methyl-1-oxo-1,2,3,8-tetrahydrocyclopent[b]indole