Task: Answer the multiple choice question.
Query: Which compound exhibits a -2.003% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC1(CCC(=O)N2CCCC(N3CCN(c4cccc(C(F)(F)F)c4)CC3)C2)CC1
[b] O=C1C(=O)N(O)C2CCCCC2N1O
Answer: b. O=C1C(=O)N(O)C2CCCCC2N1O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1C(=O)N(O)C2CCCCC2N1O
O=C1C(=O)N(O)C2CCCCC2N1O
1,4-dihydroxy-4a,5,6,7,8,8a-hexahydroquinoxaline-2,3-dione