CNC1=[NH+]C(=O)C(=O)N1    mol36541    1_1
CNC1=NC(=[OH+])C(=O)N1    mol36541    1_2
CNC1=NC(=O)C(=[OH+])N1    mol36541    1_3
CNC1=[NH+]C(=[OH+])C(=O)N1    mol36541    2_1
CNC1=NC(=[OH+])C(=[OH+])N1    mol36541    2_2
CNC1=[NH+]C(=O)C(=[OH+])N1    mol36541    2_3