Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(N/N=C/c1c(O)n(Cc2ccc(F)cc2)c(=O)[nH]c1=O)c1ccccc1O
[b] C(=N/Nc1nc(N2CCCCCC2)nc(N2CCCCCC2)n1)\c1ccccc1
[c] CN(CC(=O)Nc1c(Cl)cccc1Cl)C(=O)c1ccccc1-c1nc2ccccc2s1
[d] CCN1CCN(c2nc(Nc3ccc(C)c(C)c3)nc(N)c2[N+](=O)[O-])CC1
Answer: d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}