4-Hydroxymethyl-4-methyl-1-(p-tolyl)pyrazolidin-3-one

4-Hydroxymethyl-1-(4-methylphenyl)-4-methyl-3-pyrazolidone

4-Hydroxymethyl-4-methyl-1-(4-methylphenyl)pyrazolidin-3-one

4,5-dihydro-3-hydroxy-4-methyl-1-(p-tolyl)pyrazole-4-methanol