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.) Cc1cccc(OCCn2nnc3ccccc32)c1C
b.) Cc1cc(Nc2cccc([N+](=O)[O-])c2)c2ccccc2n1
c.) CC1CCc2sc3c(c2C1)c(=O)n(CC(=O)O)c(=O)n3Cc1ccc(Cl)cc1
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}