Mrv1718012291717042D 2 1 0 0 0 0 999 V2000 -0.5162 0.3906 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 0.3088 0.3906 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 0 M END