R1	R2	R3	R4	R5	R6	R7
11	OH	OH	H	H	H	H	H
12	H	OH	OH	H	H	H	H
13	H	H	OH	OH	H	H	H
14	H	H	OH	H	OH	H	H
15	H	H	OH	H	H	OH	H
16	OH	H	H	H	H	H	OH
17	OH	H	H	H	OH	H	H
18	H	H	OH	OMe	H	H	H
19	H	H	OMe	OH	H	H	H
20	H	H	OH	H	OMe	H	H
21	OMe	OH	H	H	H	H	H
22	H	OMe	OH	H	H	H	H
23	OH	H	H	H	OMe	H	H
24	OMe	H	H	H	OH	H	H
25	OH	H	H	H	H	H	OMe
26	OMe	OMe	H	H	H	H	H
27	H	OMe	OMe	H	H	H	H
28	H	H	OMe	OMe	H	H	H
29	H	H	OMe	H	OMe	H	H
30	OMe	H	OMe	H	H	H	H
31	H	OMe	H	H	H	H	OMe