Table 2.

Selected bond distances (Å) for N(SO₂pip)dpa.

	Bond length (Å)
S1–O1	1.4363 (10)
S1–O2	1.4369 (10)
S1–N2	1.6194 (11)
S1–N4	1.6329 (11)
N1–C5	1.3391 (18)
N1–C1	1.3422 (18)
N3–C8	1.3373 (18)
N3–C12	1.3459 (18)
N2–C7	1.4657 (16)
N2–C6	1.4615 (16)
N4–C13	1.4848 (16)
N4–C17	1.4838 (17)