Table 2: Selected bond lengths (Å), bond and torsion angles (°) of (I).

C1–O11.224(2)C6–N21.316 (3)
C1–O21.266 (2)C6–N31.321 (3)
C1–C21.530 (2)C7–O41.234 (2)
C2–N11.483 (2)C7–O31.253 (2)
C2–C31.533 (2)C7–C81.523 (3)
C3–C41.485 (3)C13–N41.459 (3)
C4–C51.354 (3)N4–O61.221 (3)
C4–N31.371 (3)N4–O51.218 (3)
C5–N21.370 (3)
O1–C1–O2126.5 (2)C9–C8–C13116.3 (2)
O1–C1–C2118.0 (2)C9–C8–C7116.6 (2)
O2–C1–C2115.5 (2)C13–C8–C7127.0 (2)
N1–C2–C1110.7 (1)C8–C9–C10122.2 (2)
N1–C2–C3107.8 (1)C11–C10–C9119.7 (2)
C1–C2–C3110.2 (2)C12–C11–C10119.7 (2)
C4–C3–C2112.2 (2)C11–C12–C13119.8 (2)
C5–C4–N3106.3 (2)C12–C13–C8122.2 (2)
C5–C4–C3132.3 (2)C12–C13–N4117.7 (2)
N3–C4–C3121.4 (2)C8–C13–N4120.1 (2)
C4–C5–N2107.3 (2)C6–N2–C5108.7 (2)
N2–C6–N3108.7 (2)C6–N3–C4109.1 (2)
O4–C7–O3126.9 (2)O5–N4–O6123.5 (3)
O4–C7–C8116.9 (2)O5–N4–C13 17.9 (2)
O3–C7–C8115.9 (2)O6–N4–C13118.6 (2)
O1–C1–C2–N1 39.6 (2) O4–C7–C8–C9 −75.8 (3)
C1–C2–C3–C4−71.1 (2) O3–C7–C8–C9 98.7 (2)
O3–C7–C8–C13−78.5 (3)O4–C7–C8–C13107.0 (2)
C7–C8–C13–N4 −9.6 (3)C12–C13–N4–O5170.0 (2)
O1–C1–C2–C3−79.6 (2)C8–C13–N4–O5 −6.8 (3)
O2–C1–C2–C3 97.2 (2)C12–C13–N4–O6 −8.8 (3)
C2–C3–C4–C5104.4 (2)C8–C13–N4–O6174.5 (2)