C
21
H
22
O
11
Related molecular formulas
C
21
H
24
O
11
C
20
H
20
O
11
C
21
H
22
O
11
C
22
H
24
O
11
C
21
H
20
O
11
C
21
H
22
O
10
C
21
H
22
O
12
The
molecular formula
C
21
H
22
O
11
(molar mass: 450.39 g/mol, exact mass: 450.116212) may refer to:
Astilbin
, a flavanonol
Marein
, an aurone
Smitilbin
, a flavanonol