Task: Answer the MCQ question.
Question: Which compound has a 2.446\% 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: COCCNC(=O)C1CCN(Cc2cccc(OCc3ccccc3)c2)CC1
b: COc1ccc(-n2nnnc2CNC(=O)c2ccc(S(=O)(=O)N3CCOCC3)cc2)cc1
c: COc1ccc(N2CCN(C(=O)COC(=O)c3oc4ccc(OC)cc4c3C)CC2)cc1
d: O=C(COc1ccccc1)NNc1nc2ccccc2s1
Answer: d. O=C(COc1ccccc1)NNc1nc2ccccc2s1
{#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(COc1ccccc1)NNc1nc2ccccc2s1
O=C(COc1ccccc1)NNc1nc2ccccc2s1
N'-(1,3-benzothiazol-2-yl)-2-phenoxyacetohydrazide