Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -0.632\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) Cc1cc(C)cc(NC2=NCC(=O)N2Cc2ccccc2)c1
(b) COc1ccc(CC(=O)NNC(=O)c2nn(Cc3ccccc3)c(=O)c3ccccc23)cc1OC
(c) CCN1CCN(c2cc(=O)n(-c3cc(Cl)ccc3C)c(=O)[nH]2)CC1
(d) COC(=O)c1ccccc1NC(=O)c1ccc(COc2cc(C)cc(C)c2)o1
(e) O=C(CSc1nnc(-c2cccnc2)o1)c1cc2ccccc2oc1=O
Answer: c. CCN1CCN(c2cc(=O)n(-c3cc(Cl)ccc3C)c(=O)[nH]2)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#}
CCN1CCN(c2cc(=O)n(-c3cc(Cl)ccc3C)c(=O)[nH]2)CC1
CCN1CCN(c2cc(=O)n(-c3cc(Cl)ccc3C)c(=O)[nH]2)CC1
3-(5-chloro-2-methylphenyl)-6-(4-ethylpiperazin-1-yl)-1H-pyrimidine-2,4-dione