3-Pyrazolin-5-one,4-(dimethylamino)-3-(hydroxymethyl)-2-methyl-1-phenyl- (8CI);3-Hydroxymethyl-2-methyl-4-dimethylamino-1-phenyl-3-pyrazolin-5-one;4-Dimethylamino-3-hydroxymethyl-2-methyl-1-phenyl-3-pyrazolin-5-one
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