Task: Answer the multiple choice question.
Question: Which compound exhibits a 1.016\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cccc(/C=C2\SC(=S)N(CCCC(=O)N3CCCC3)C2=O)c1
(b) CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)c1cc(Cl)nc2ccccc12
Answer: b. CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)c1cc(Cl)nc2ccccc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)c1cc(Cl)nc2ccccc12
CCN(CC(=O)Nc1ccc2c(c1)OCCO2)C(=O)c1cc(Cl)nc2ccccc12
2-chloro-N-[2-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-2-oxoethyl]-N-ethylquinoline-4-carboxamide