18 NCI NSC 60920 3, 4-Xylene C 1.8161 -1.4446 0.0014 C 0.5110 -0.6911 0.0019 C 0.5110 0.6911 0.0003 C -0.6863 -1.3823 -0.0018 C 1.8161 1.4446 -0.0020 C -0.6863 1.3824 0.0003 C -1.8832 -0.6913 -0.0014 C -1.8832 0.6913 0.0023 H 2.1318 -1.6250 1.0290 H 1.6853 -2.3976 -0.5112 H 2.5753 -0.8561 -0.5138 H -0.6863 -2.4623 -0.0054 H 2.1297 1.6250 -1.0302 H 1.6864 2.3976 0.5109 H 2.5763 0.8561 0.5118 H -0.6863 2.4624 -0.0010 H -2.8186 -1.2313 -0.0047 H -2.8186 1.2313 0.0027