21
C9H8O4
C    2.1537    1.0170   -0.0118
C   -0.5447    1.6750    0.0866
C    1.7613    2.3376    0.0151
C    0.4163    2.6663    0.0644
C   -3.4665   -1.3767    0.1331
C    1.1916    0.0038    0.0102
C   -0.1681    0.3407    0.0596
O    0.7648   -2.2896   -0.0009
O   -2.7331    0.8246   -0.2772
O    2.9125   -1.7309   -0.0668
C    1.6043   -1.4115   -0.0193
C   -2.4107   -0.3146   -0.0360
O   -1.1116   -0.6345    0.0814
H    3.1831   -2.6591   -0.0862
H    3.2031    0.7654   -0.0543
H   -1.5912    1.9392    0.1246
H    2.5056    3.1200   -0.0019
H    0.1177    3.7039    0.0852
H   -3.7624   -1.4313    1.1807
H   -4.3344   -1.1266   -0.4770
H   -3.0662   -2.3403   -0.1821