CC(CCC(=O)O)(CCC(=O)O)[N+](=O)[O-]    mol10702    0_1
CC(CCC(=O)[O-])(CCC(=O)O)[N+](=O)[O-]    mol10702    -1_1
CC(CCC(=O)[O-])(CCC(=O)[O-])[N+](=O)[O-]    mol10702    -2_1