Selected bond lengths (Å)

Selected bond angles (˚)

O1B?C7B

O1B?C8B

O2B?C14B

O2B?C19B

S1?C1B

S2A?C20B

1.38 (3)

1.43 (4)

1.38 (4)

1.44 (4)

1.78 (6)

1.86 (3)

C1B?S1?C1B

C20B?S2A?C20B

S1?C1B?C2B

S2A?C20B?C15B

C7B?O1B?C8B

O14B?O2B?C19B

100 (5)

111.5 (16)

117 (3)

113.9 (18)

116 (2)

118 (3)