4

O       0.166259622612788      0.200702029626601     -0.296570414365749
O       1.255840594681014      1.497935470460774      0.281872386631817
O       1.510011921037781      0.094961983176666      1.601701203914997
O      -0.122066349690518      1.219043860030924      1.355954522516169