Mrv1533009301518282D 0 0 0 0 0 999 V3000 M V30 BEGIN CTAB M V30 COUNTS 6 6 0 0 0 M V30 BEGIN ATOM M V30 1 C 4.62 0 0 0 M V30 2 C 4.62 -1.54 0 0 M V30 3 C 3.08 0 0 0 M V30 4 C 3.08 -1.54 0 0 M V30 5 C 6.16 0 0 0 M V30 6 C 4.62 1.54 0 0 M V30 END ATOM M V30 BEGIN BOND M V30 1 1 1 2 M V30 2 1 1 3 M V30 3 1 1 5 M V30 4 1 1 6 M V30 5 1 2 4 M V30 6 2 3 4 M V30 END BOND M V30 END CTAB M END