NC1=N[C@@](c2cccc(-c3cncnc3)c2)(c2ccnc(C(F)F)c2)c2cccc(F)c21    mol19681    0_1
NC1=[NH+][C@@](c2cccc(-c3cncnc3)c2)(c2ccnc(C(F)F)c2)c2cccc(F)c21    mol19681    1_1
NC1=N[C@@](c2cccc(-c3cnc[nH+]c3)c2)(c2ccnc(C(F)F)c2)c2cccc(F)c21    mol19681    1_2
NC1=N[C@@](c2cccc(-c3cncnc3)c2)(c2cc[nH+]c(C(F)F)c2)c2cccc(F)c21    mol19681    1_3