epimers and diastereomers

3:58

3:43

3:06

11:40

4:33

3:30

3:54

2:54

2:37

9:55

3:54

1:06:57

10:29

1:12:10

1:04:00

3:33

1:47:51

1:33:08

3:31

2:07:04

10:22

2:33:31

1:35:25

2:33

1:21:29

2:51

1:06:57

5:01

4:32

6:27

3:07

12:08

4:31

17:03

4:00

1:15:52

2:35

8:01

1:32:46

1:26:00