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, or c without using any additional words.
Options:
[a] COc1cc(C2NC(=S)NC(c3ccccc3)=C2C(C)=O)cc(Cl)c1OCC(=O)O
[b] CCN(CC)S(=O)(=O)c1cc(NC(=O)c2ccc(-n3cncn3)c([N+](=O)[O-])c2)ccc1C
[c] CCOc1ccc(C(=O)NCc2cccnc2)cc1[N+](=O)[O-]
Answer: c
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}