4-[(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one;5-METHYL-2-PHENYL-4-[2-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]-2,4-DIHYDRO-3H-PYRAZOL-3-ONE;5-methyl-2-phenyl-4-[(1,3,3-trimethyl-indolin-2-yliden)-ethylidene]-2,4-dihydro-pyrazol-3-one;5-Methyl-2-phenyl-4-[(1,3,3-trimethyl-indolin-2-yliden)-aethyliden]-2,4-dihydro-pyrazol-3-on;
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