3-(4-fluorophenyl)-6,7-dimethyl-2-(4-methylsulfonylphenyl)pyrazolo(1,5-a)pyrimidine C??? ??, ??, ??

3-(4-fluorophenyl)-6,7-dimethyl-2-(4-methylsulfonylphenyl)pyrazolo(1,5-a)pyrimidine ?? ?? ? ???

???

?? ??

3-(4-fluorophenyl)-6,7-dimethyl-2-(4-methylsulfonylphenyl)pyrazolo(1,5-a)pyrimidine ?? ??