Mrv1611106021613442D 0 0 0 0 0 999 V3000 M V30 BEGIN CTAB M V30 COUNTS 4 2 0 0 0 M V30 BEGIN ATOM M V30 1 Al 1.5461 -1.1303 0 0 CHG=-1 M V30 2 O 0 -1.1303 0 0 M V30 3 O 3.08 -1.1303 0 0 M V30 4 Na 1.3552 0 0 0 CHG=1 M V30 END ATOM M V30 BEGIN BOND M V30 1 2 1 2 M V30 2 2 1 3 M V30 END BOND M V30 END CTAB M END