| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| piperazine structure | 1.66 | 1 | 908 | 58 | 20 |
| piperazine | 1.13 | 0.3 | 4811 | 41 | 10 |
| structure | 1.64 | 0.8 | 8666 | 36 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| piperazine structure | 0.96 | 0.1 | 8662 | 11 |
| piperazine chemical structure | 0.94 | 0.8 | 1109 | 98 |
| phenothiazines with piperazine structure | 0.88 | 0.2 | 2316 | 43 |
| piperazine citrate structure | 1.48 | 0.5 | 1847 | 62 |
| piperazine ring structure | 1.37 | 0.2 | 7441 | 100 |
| n-nitroso-aryl piperazine structure | 1.53 | 0.6 | 1174 | 33 |
| synthesis of phenothiazine pdf | 0.54 | 0.9 | 8209 | 58 |
| phenothiazines vs non phenothiazines | 0.48 | 0.3 | 8083 | 54 |
