Research Article
QSAR Study of (5-Nitroheteroaryl-1,3,4-Thiadiazole-2-yl) Piperazinyl Derivatives to Predict New Similar Compounds as Antileishmanial Agents
Table 5
Observed and predicted values of pIC50 according to different methods.
| pIC50 (calc.) | pIC50 (calc.) | N° | pIC50 (obs.) | MLR | MNLR | ANN | N° | pIC50 (obs.) | MLR | MNLR | ANN |
| 1 | 4.932 | 4.573 | 4.535 | 4.922 | 19 | 4.592 | 4.755 | 4.734 | 4.940 | 2 | 4.969 | 4.741 | 4.724 | 4.793 | 20 | 5.029 | 4.959 | 5.007 | 4.504 | | 4.880 | 4.497 | 4.576 | 4.713 | 21 | 4.797 | 4.631 | 4.703 | 3.690 | | 4.581 | 4.718 | 4.704 | 4.865 | 22 | 3.983 | 4.444 | 4.563 | 4.115 | 5 | 4.717 | 4.242 | 4.278 | 4.828 | 23 | 3.955 | 4.019 | 4.098 | 4.120 | 6 | 4.921 | 4.679 | 4.651 | 4.607 | 24 | 4.638 | 4.140 | 4.268 | 5.163 | 7 | 4.882 | 4.722 | 4.729 | 4.276 | 25 | 4.482 | 4.199 | 4.329 | 4.432 | 8 | 4.602 | 4.969 | 4.999 | 4.534 | 26 | 5.000 | 4.821 | 4.859 | 4.645 | 9 | 4.463 | 4.930 | 4.809 | 4.366 | 27 | 4.959 | 4.342 | 4.377 | 5.024 | | 4.222 | 4.916 | 4.794 | 5.324 | 28 | 4.482 | 4.685 | 4.537 | 4.390 | | 4.618 | 4.908 | 4.786 | 4.471 | 29 | 5.046 | 4.479 | 4.354 | 4.030 | 12 | 4.549 | 4.775 | 4.773 | 4.718 | 30 | 4.097 | 4.448 | 4.359 | 4.114 | 13 | 4.624 | 4.864 | 4.788 | 4.894 | 31 | 4.022 | 4.156 | 4.290 | 3.138 | 14 | 4.608 | 4.906 | 4.772 | 5.012 | 32 | 4.031 | 4.136 | 4.265 | 4.940 | 15 | 4.983 | 4.749 | 4.721 | 4.833 | 33 | 3.155 | 3.471 | 3.236 | 4.504 | 16 | 4.693 | 4.632 | 4.717 | 4.116 | 34 | 3.222 | 3.739 | 3.560 | 2.409 | | 4.748 | 4.585 | 4.677 | 4.975 | 35 | 4.143 | 4.436 | 4.497 | 4.216 | | 4.367 | 4.936 | 4.847 | 4.408 | 36 | 4.319 | 4.254 | 4.365 | 4.231 |
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