4 O2Zn2 optimized with DFTB in AMS. Zn 1.64483022629693 0.94964317652279 0.00064920490187 Zn 1.64483022629108 -0.94964317650531 2.68804611338770 O 1.64483022629670 0.94964317652865 2.01489847647198 O 1.64483022629084 -0.94964317649945 4.70229538495781 VEC1 1.64483022628585 -2.84892951942711 -0.00000000000866 VEC2 1.64483022630247 2.84892951943670 0.00000000000826 VEC3 -0.00000000000063 0.00000000001572 5.37479381698294