15 charge = 0 C 1.050804 0.345996 0.462980 C 2.243500 0.350135 0.627050 C 3.645146 0.396744 0.825956 C 4.444692 -0.671612 0.746400 C 5.897551 -0.679755 0.980960 C 6.618881 0.449289 1.644141 C 6.433867 -0.836641 2.385204 H -0.002879 0.333369 0.315695 H 4.065407 1.373895 1.048996 H 3.997720 -1.631409 0.497829 H 6.460138 -1.224649 0.228189 H 6.043558 1.303876 1.976554 H 7.608395 0.694705 1.279772 H 5.706797 -0.850484 3.187526 H 7.290524 -1.482460 2.532248