O1-C2

1.381(3)

C2-O1-C3

121.7(2)

O2-C2

1.192(4)

C9-O4-C5

119.10(17)

C1-C2

1.485(4)

O2-C2-O1

122.5(3)

C11-O6

1.236(3)

C5-O4-C9-O3

5.7(3)

O1-C2-C1

109.9(3)

C3-O1-C2-O2

11.6(4)

C8-C3-C4

121.7(2)

C5-O4-C9-C10

−173.6(2)

C8-C3-O1

123.1(2)

C17-O8-C20-O7

1.0(4)

C4-C3-O1

115.0(2)

C17-O8-C20-C21

−178.3(2)