Mrv1652306231722492D 20 21 0 0 0 0 999 V2000 4.1801 2.4134 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.1801 3.2384 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.8946 3.6509 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 5.6091 3.2384 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 5.6091 2.4134 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.8946 2.0009 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.8946 1.1759 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.1801 0.7634 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 5.6091 0.7634 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 5.6091 -0.0616 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 4.8946 -0.4741 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.8946 -1.2991 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 5.5620 -1.7840 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 5.3071 -2.5687 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.4821 -2.5687 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 4.2272 -1.7840 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 3.9972 -3.2361 0.0000 N 0 3 0 0 0 0 0 0 0 0 0 0 4.3327 -3.9898 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 3.1767 -3.1499 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0 4.8946 4.4759 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 0 2 3 1 0 0 0 0 3 4 2 0 0 0 0 4 5 1 0 0 0 0 5 6 2 0 0 0 0 1 6 1 0 0 0 0 6 7 1 0 0 0 0 7 8 2 0 0 0 0 7 9 1 0 0 0 0 9 10 1 0 0 0 0 10 11 2 0 0 0 0 11 12 1 0 0 0 0 12 13 2 0 0 0 0 13 14 1 0 0 0 0 14 15 2 0 0 0 0 15 16 1 0 0 0 0 12 16 1 0 0 0 0 15 17 1 0 0 0 0 17 18 2 0 0 0 0 17 19 1 0 0 0 0 3 20 1 0 0 0 0 M CHG 2 17 1 19 -1 M END