CDK 7 6 0 0 0 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1.2990 -0.7500 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 2.5981 -0.0000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 3.8971 -0.7500 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 5.1962 -0.0000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 6.4952 -0.7500 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 7.7942 -0.0000 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 0 0 0 3 2 1 0 0 0 0 4 3 1 0 0 0 0 5 4 1 0 0 0 0 6 5 1 0 0 0 0 7 6 3 0 0 0 0 M END