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 other words.
Options:
[a] CC1(C)CC2CC(C)(CN2C(=O)c2cc(-c3ccccc3)on2)C1
[b] COc1ccc(OC)c(CN2CCCC(C(=O)c3ccccc3SC)C2)c1
[c] CCC(C)(C(=O)NC1CCCCC1)N(Cc1ccco1)C(=O)c1ccccn1
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}