Task: Answer the MCQ question.
Question: Which drug exhibits a 6.247\% 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) CCN1CCN(C(=O)Nc2ccccc2OC)CC1.O=C(O)C(=O)O
b) O=C(Cc1ccccc1F)Nc1nc(-c2cccs2)cs1
Answer: a. CCN1CCN(C(=O)Nc2ccccc2OC)CC1.O=C(O)C(=O)O
{#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#}
CCN1CCN(C(=O)Nc2ccccc2OC)CC1.O=C(O)C(=O)O
CCN1CCN(C(=O)Nc2ccccc2OC)CC1.O=C(O)C(=O)O
4-ethyl-N-(2-methoxyphenyl)piperazine-1-carboxamide;oxalic acid