533
5
19
1477
0
19
419
0
19
502
6
19
479
0
19
813
0
19
202
2
19
538
0
19
432
0
19
310
0
19
385
2
19
1078
0
19
916
0
19
476
4
19
548
2
19
1012
0
19
226
4
19
5816
0
19
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Keyword(s): chemistry