Task: Answer the MCQ question.
Question: Which drug exhibits a -2.682\% 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(N/N=C/c1ccco1)C12CC3CC(CC(C3)C1)C2
b.) CN1CCN(C(=O)c2cn(-c3ccccc3)nc2-c2cccnc2)CC1
c.) COc1ccc(-c2nnc(SCCC(=O)O)n2-c2ccccc2)cc1
d.) CN1C(=O)C2ON(c3ccccc3)C(c3cccs3)C2C1=O
Answer: d. CN1C(=O)C2ON(c3ccccc3)C(c3cccs3)C2C1=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#}
CN1C(=O)C2ON(c3ccccc3)C(c3cccs3)C2C1=O
CN1C(=O)C2ON(c3ccccc3)C(c3cccs3)C2C1=O
5-methyl-2-phenyl-3-(thiophen-2-yl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione