Mrv1533009301517382D 0 0 0 0 0 999 V3000 M V30 BEGIN CTAB M V30 COUNTS 6 0 0 0 0 M V30 BEGIN ATOM M V30 1 Nb 8.3434 0.0276 0 0 CHG=5 M V30 2 O 10.4944 1.2695 0 0 CHG=-1 M V30 3 O 5.8729 0.2871 0 0 CHG=-1 M V30 4 O 7.333 -2.2417 0 0 CHG=-1 M V30 5 O 7.8267 2.4571 0 0 CHG=-1 M V30 6 O 10.1892 -1.6346 0 0 CHG=-1 M V30 END ATOM M V30 END CTAB M END