K1⋯O1	2.7726 (16)
K1⋯O1i	2.7726 (16)
K1⋯O1ii	2.8160 (15)
K1⋯O1iii	2.8160 (15)
K1⋯O1iv	2.8576 (15)
K1⋯O1v	2.8576 (15)

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) .