Mrv1805 07202319522D 0 0 0 0 0 999 V3000 M V30 BEGIN CTAB M V30 COUNTS 8 8 0 0 0 M V30 BEGIN ATOM M V30 1 O 0 -1.3368 0 0 M V30 2 C 1.54 -1.3368 0 0 M V30 3 C 2.31 0 0 0 M V30 4 C 3.85 0 0 0 M V30 5 C 4.62 -1.3368 0 0 M V30 6 N 6.1601 -1.3368 0 0 M V30 7 C 3.85 -2.6673 0 0 M V30 8 C 2.31 -2.6673 0 0 M V30 END ATOM M V30 BEGIN BOND M V30 1 1 1 2 M V30 2 2 2 3 M V30 3 1 2 8 M V30 4 1 3 4 M V30 5 2 4 5 M V30 6 1 5 6 M V30 7 1 5 7 M V30 8 2 7 8 M V30 END BOND M V30 END CTAB M END