2057507-51-2

5,5-dimethyl-6H-pyrrolo[1,2-b]pyrazol-4-one 5,5-dimethyl-4H,5H,6H-pyrrolo[1,2-b]pyrazol-4-one 5,5-Dimethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-4-one 4H-Pyrrolo[1,2-b]pyrazol-4-one, 5,6-dihydro-5,5-dimethyl- 5, 5-DIMETHYL-5, 6-DIHYDRO-4H-PYRR0L0E1, 2-B]PYRAZ0L-4-ONE