AM1 PRECISE CHARGE=+1 DEBUG VERBOSE GRAD COMPFG EPS=78.4 N(CH3)4+, Heat of formation should be 101.1 according to JCS, Perkin Trans. II, 1993 pp. 799-805 N 0.000000 0 0.000000 0 0.000000 0 0 0 0 C 1.540000 1 0.000000 0 0.000000 0 1 0 0 H 1.122530 1 109.471221 1 0.000000 0 2 1 0 H 1.122530 1 109.471221 1 120.000000 1 2 1 3 H 1.122530 1 109.471221 1 -120.000000 1 2 1 3 C 1.493820 1 109.471221 1 -60.000000 1 1 2 3 H 1.122530 1 109.471221 1 180.000000 1 6 1 2 H 1.122530 1 109.471221 1 -60.000000 1 6 1 2 H 1.122530 1 109.471221 1 60.000000 1 6 1 2 C 1.493820 1 109.471221 1 180.000000 1 1 2 3 H 1.122530 1 109.471221 1 180.000000 1 10 1 2 H 1.122530 1 109.471221 1 -60.000000 1 10 1 2 H 1.122530 1 109.471221 1 60.000000 1 10 1 2 C 1.493820 1 109.471221 1 60.000000 1 1 2 3 H 1.122530 1 109.471221 1 60.000000 1 14 1 2 H 1.122530 1 109.471221 1 180.000000 1 14 1 2 H 1.122530 1 109.471221 1 -60.000000 1 14 1 2 0 0.000000 0 0.000000 0 0.000000 0 0 0 0