Task: Answer the multiple-choice question.
Question: Which drug exhibits a 8.178\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CC(C(=O)Nc1ncccn1)(c1ccccc1)c1ccccc1
(b) Cc1cccc(C)c1NC(=O)CN(C)CC(=O)Nc1ccccc1Oc1ccccc1
Answer: a. CC(C(=O)Nc1ncccn1)(c1ccccc1)c1ccccc1
{#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#}
CC(C(=O)Nc1ncccn1)(c1ccccc1)c1ccccc1
CC(C(=O)Nc1ncccn1)(c1ccccc1)c1ccccc1
2,2-diphenyl-N-pyrimidin-2-ylpropanamide