Task: Answer the multiple-choice question.
Query: Which drug exhibits a -1.756% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)C([C@@H](C)CC)n3cc(C(N)CC(C)C)nn3)CC2)nc(N2CCN(C(=O)[C@H](CCC(=O)O)n3cc(C(N)CC(C)C)nn3)CC2)n1.Cl
b COc1ccccc1C(=O)Nc1cc2cc(Cl)ccc2oc1=O
c CN(C)C(C)(C)C#CCC(c1ccccc1)c1ccccc1.Cl
d O=S(=O)(c1ccc(F)c(F)c1)N1CCN(CCc2ccccc2)CC1
Answer: b. COc1ccccc1C(=O)Nc1cc2cc(Cl)ccc2oc1=O
{#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#}
COc1ccccc1C(=O)Nc1cc2cc(Cl)ccc2oc1=O
COc1ccccc1C(=O)Nc1cc2cc(Cl)ccc2oc1=O
N-(6-chloro-2-oxochromen-3-yl)-2-methoxybenzamide