Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC1CCCN1CCc1ccc2nc(-c3cnc(-c4cc(Cl)nc(Cl)c4)s3)ccc2c1
(b) CCOC(=O)C1=C(C)NC2=C(C(=O)CC(C)(C)C2)C1c1ccc(-c2ccccc2)cc1
(c) O=C([C@@H]1C[C@H](N2CCN(c3ncccn3)CC2)CN1)N1CCC1
(d) COC(=O)C1=C(C)NC(C)=C(C(=O)OCC(C)C)C1c1ccccc1[N+](=O)[O-]
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
2-[2,6-bis(chloranyl)pyridin-4-yl]-5-[6-[2-(2-methylpyrrolidin-1-yl)ethyl]quinolin-2-yl]-1,3-thiazole