CON[C@H](C)C(=O)O    mol36662    0_1
CO[NH2+][C@H](C)C(=O)[O-]    mol36662    0_2
CON[C@H](C)C(O)=[OH+]    mol36662    1_1
CO[NH2+][C@H](C)C(=O)O    mol36662    1_2