Task: Answer the MCQ question.
Query: Which drug exhibits a 0.128% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COC(=O)Cc1c(C)c2ccc(OCC(C)=O)c(C)c2oc1=O
b COc1ccc(NS(=O)(=O)c2cccc(C(=O)N3CCN(c4ccccc4O)CC3)c2)cc1
c COC(=O)C1=C(N)Oc2cc(C)n(CC3CCCO3)c(=O)c2C1c1ccccc1
d COc1ccc(CNS(=O)(=O)c2ccc(-c3ccc(=O)[nH]n3)s2)cc1OC
Answer: a. COC(=O)Cc1c(C)c2ccc(OCC(C)=O)c(C)c2oc1=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#}
COC(=O)Cc1c(C)c2ccc(OCC(C)=O)c(C)c2oc1=O
COC(=O)Cc1c(C)c2ccc(OCC(C)=O)c(C)c2oc1=O
methyl 2-[4,8-dimethyl-2-oxo-7-(2-oxopropoxy)chromen-3-yl]acetate