Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1cc2c(cc1OC)-c1nnnn1C(C)(C)C2
b) CCOC(=O)C1(CCOc2ccccc2)CCN(Cc2ccc(O)c(Cl)c2)CC1
c) CC(=O)Nc1cccc(NC(=O)c2cc(C)on2)c1
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}