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)c1c(C(=O)OC)n(CCCN)c2ccc(C)cc12.Cl
b: COc1cccc(CN(C)C(c2ccccc2)c2ccccc2)c1OC
c: OCCNc1nc(Cl)nc(NCc2ccco2)n1
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}