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: COC(=O)NC(=S)N1CCOCC1
b: O=C(NCCc1ccc(Cl)cc1)C1CCN(S(=O)(=O)N2CCCC2)CC1
c: CC1(C)CC(CCNS(=O)(=O)c2ccccc2)(c2ccccc2)CCO1
Answer: b
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}