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 Cc1c(C=O)c2ccccc2n1Cc1ccc([N+](=O)[O-])cc1
b Cc1ccc(CN2C(=O)CCC2C(=O)NCc2ccc3c(c2)OCO3)cc1
c O=C(O)c1ccc(NC(=O)c2ccccc2NC(=O)c2cccc(F)c2)cc1
Answer: a
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}