addition of hx to alkynes

19:17

8:24

12:30

1:32

14:55

1:50

1:32

2:17

2:01

2:03

14:53

58:26

17:06

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4:56

13:58

16:40

13:58

4:12

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1:35

7:33

17:55

3:39

2:16

3:46

2:26

9:44

4:18

22:49

10:11

13:03

9:44

6:54

6:54

11:07

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4:16