Task: Answer the multiple-choice question.
Question: Which drug exhibits a 6.043\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=C(c1c[nH]c2ccccc12)C(O)C(c1ccccc1)N1CCOCC1
b. C(=C/c1nc2ccccc2[nH]1)\c1ccccc1
c. COc1cc(/C=N/N2CCN(Cc3ccc(Cl)cc3)CC2)cc(Br)c1O
d. CCOc1ccc(NC(=O)COC(=O)CC2CCCCC2)cc1
Answer: d. CCOc1ccc(NC(=O)COC(=O)CC2CCCCC2)cc1
{#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#}
CCOc1ccc(NC(=O)COC(=O)CC2CCCCC2)cc1
CCOc1ccc(NC(=O)COC(=O)CC2CCCCC2)cc1
[2-(4-ethoxyanilino)-2-oxoethyl] 2-cyclohexylacetate