@MOLECULE exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic anhydride 18 20 0 0 0 SMALL GASTEIGER @ATOM 1 O -1.0514 -0.0077 -1.2572 O.3 1 UNL1111111111 -0.3637 2 O 2.0024 -0.0042 -0.1286 O.3 1 UNL1111111111 -0.4194 3 O 1.7596 2.2161 -0.0637 O.2 1 UNL1111111111 -0.3765 4 O 1.7415 -2.2235 -0.0676 O.2 1 UNL1111111111 -0.3764 5 C -0.0822 0.7825 0.6941 C.3 1 UNL1111111111 -0.2713 6 C -0.0847 -0.7759 0.7023 C.3 1 UNL1111111111 -0.2710 7 C -1.2257 1.0931 -0.3327 C.3 1 UNL1111111111 0.1126 8 C -1.2332 -1.0933 -0.3162 C.3 1 UNL1111111111 0.1123 9 C -2.5255 0.6821 0.3601 C.2 1 UNL1111111111 -0.1812 10 C -2.5302 -0.6627 0.3703 C.2 1 UNL1111111111 -0.1811 11 C 1.2725 1.1494 0.1399 C.2 1 UNL1111111111 0.5873 12 C 1.2649 -1.1529 0.1413 C.2 1 UNL1111111111 0.5876 13 H -0.2611 1.2499 1.6779 H 1 UNL1111111111 0.1872 14 H -0.2605 -1.2330 1.6908 H 1 UNL1111111111 0.1870 15 H -1.1777 2.0357 -0.8778 H 1 UNL1111111111 0.1689 16 H -1.1920 -2.0445 -0.8471 H 1 UNL1111111111 0.1689 17 H -3.2362 1.3889 0.7269 H 1 UNL1111111111 0.1644 18 H -3.2456 -1.3587 0.7483 H 1 UNL1111111111 0.1643 @BOND 1 1 7 1 2 1 8 1 3 2 11 1 4 2 12 1 5 3 11 2 6 4 12 2 7 5 6 1 8 5 7 1 9 5 11 1 10 5 13 1 11 6 8 1 12 6 12 1 13 6 14 1 14 7 9 1 15 7 15 1 16 8 10 1 17 8 16 1 18 9 10 2 19 9 17 1 20 10 18 1