311
0
9
411
0
9
187
0
9
236
0
9
808
4
9
581
2
9
391
0
9
377
5
9
424
0
9
709
0
9
445
0
9
652
0
9
321
0
9
387
0
9
736
0
9
136
0
9
519
0
9
581
0
9
437
0
9
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Keyword(s): chemistry