Task: Answer the multiple-choice question.
Query: Which drug exhibits a 6.409\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=C(O)COC(=O)Cc1ccccc1Nc1c(Cl)cccc1Cl
b CN(C)CCCNc1ncnc2oc(-c3ccccc3)c(-c3ccccc3)c12
c CCOC(=O)N1CCN(c2c(NCCc3ccc(OC)c(OC)c3)c(=O)c2=O)CC1
d CC(=O)NC(=S)Nc1ccc(NC(=O)c2cccnc2Cl)cc1
Answer: c. CCOC(=O)N1CCN(c2c(NCCc3ccc(OC)c(OC)c3)c(=O)c2=O)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#}
CCOC(=O)N1CCN(c2c(NCCc3ccc(OC)c(OC)c3)c(=O)c2=O)CC1
CCOC(=O)N1CCN(c2c(NCCc3ccc(OC)c(OC)c3)c(=O)c2=O)CC1
ethyl 4-[2-[2-(3,4-dimethoxyphenyl)ethylamino]-3,4-dioxocyclobuten-1-yl]piperazine-1-carboxylate