18 21 0 0 0 0 0 0 0 0999 V2000 27.2308 -17.8337 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.8410 -17.8841 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.9463 -16.7002 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.9212 -19.1225 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.1555 -16.6682 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.1306 -19.0905 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 29.3471 -16.7127 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.2739 -15.4850 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 29.3220 -19.1352 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 27.2108 -20.3291 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 23.7526 -16.6476 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.8709 -15.4647 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 23.7317 -19.0861 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 25.8078 -20.3086 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 30.0295 -17.9337 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 23.0394 -17.8591 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 31.4383 -17.9440 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 21.6355 -17.8518 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 1 3 2 0 0 0 1 4 1 0 0 0 2 5 2 0 0 0 2 6 1 0 0 0 3 7 1 0 0 0 3 8 1 0 0 0 4 9 2 0 0 0 4 10 1 0 0 0 5 11 1 0 0 0 5 12 1 0 0 0 6 13 2 0 0 0 6 14 1 0 0 0 7 15 2 0 0 0 11 16 2 0 0 0 15 17 1 0 0 0 16 18 1 0 0 0 8 12 1 0 0 0 9 15 1 0 0 0 10 14 1 0 0 0 13 16 1 0 0 0 M END