4-butyl-1,2-diphenyl-4-(hydroxymethyl)-5-pyrazolidinedione |
4-butyl-1,2-diphenyl-4-(hydroxymethyl)-3,5-pyrazolidinedione |
4-hydroxymethylbutazolidine |
4-hydroxymethylphenylbutazone |
hydroxymethylphenylbutazone |
4-butyl-1,2-diphenyl-4-(hydroxymethyl)-5-pyrazolidinedione |