20 21 0 0 0 0 0 0 0 0999 V2000 23.5900 -18.2700 0.0000 C 0 0 1 0 0 0 0 0 0 0 0 0 22.4000 -18.9700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 24.8500 -18.9700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 23.5900 -16.8700 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 22.4000 -20.3700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 21.1400 -18.3400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 26.1100 -18.2700 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 24.8500 -20.3700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 24.7800 -16.1700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 21.2800 -21.1400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 19.9500 -19.0400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.3000 -19.0400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 26.0400 -21.1400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 19.9500 -20.5100 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.3000 -20.4400 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 22.4000 -17.5700 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.9700 -16.8000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.1600 -16.1000 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0 28.3500 -16.8000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.0900 -14.7000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 1 3 1 0 0 0 1 4 1 0 0 0 2 5 2 0 0 0 2 6 1 0 0 0 3 7 2 0 0 0 3 8 1 0 0 0 4 9 1 0 0 0 5 10 1 0 0 0 6 11 2 0 0 0 7 12 1 0 0 0 8 13 2 0 0 0 10 14 2 0 0 0 12 15 2 0 0 0 11 14 1 0 0 0 13 15 1 0 0 0 1 16 1 0 0 0 9 17 1 0 0 0 17 18 1 0 0 0 18 19 1 0 0 0 18 20 1 0 0 0 M END