Abstract C 26 H 25 N 5 O 8 Co, triclinic, P 1 ̅ P1 (no. 2), a = 7. 2397 (8) Å, b = 12. 2821 (14) Å, c = 15. 4860 (11) Å, α = 71. 128 (8) ∘, β = 77. 956 (8) ∘, γ = 81. 209 (9) ∘, V = 1268. 9 (2) Å 3, Z = 2, R gt (F) = 0. 0769, wR ref (F 2) = 0. 1909, T = 298 K.
Wang et al. (Thu,) studied this question.