Cc1cc(C)n(Cc2cc(C)n(C)n2)n1    mol15694    0_1
Cc1cc(C)n(Cc2cc(C)n(C)[nH+]2)n1    mol15694    1_1
Cc1cc(C)n(Cc2cc(C)n(C)n2)[nH+]1    mol15694    1_2
Cc1cc(C)n(Cc2cc(C)n(C)[nH+]2)[nH+]1    mol15694    2_1