From: Apoptotic effect of physcion isolated from marine fungus Microsporum sp. in PC3 human prostate cancer cells
Position
δ H
δ C
1
12.11
165.2
2
6.69
121.3
3
148.5
4
7.36
124.5
5
7.62
108.2
6
162.5
7
7.08
106.8
8
12.31
166.5
9
190.8
10
182.0
4a
133.2
8a
110.2
9a
113.7
10a
135.2
–OCH3
3.94
56.1
–CH3
2.47
22.2