Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 20.456\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1nc(Nc2ccc(C(C)C)cc2)nc(OC)n1
b: CCOC(=O)N/N=C/c1c[nH]c2ccccc12
c: O=C(NC1CCCCC1)c1ccc2[nH]c(=O)c(=O)[nH]c2c1
d: CCOc1ccc(S(=O)(=O)N2CCC(C(=O)NC3CC3)CC2)cc1C
Answer: c. O=C(NC1CCCCC1)c1ccc2[nH]c(=O)c(=O)[nH]c2c1
{#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#}
O=C(NC1CCCCC1)c1ccc2[nH]c(=O)c(=O)[nH]c2c1
O=C(NC1CCCCC1)c1ccc2[nH]c(=O)c(=O)[nH]c2c1
N-cyclohexyl-2,3-dioxo-1,4-dihydroquinoxaline-6-carboxamide