Task: Answer the MCQ question.
Question: Which compound exhibits a -6.839\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Cc1ccc(C(=O)NCCCN2CCOCC2)o1
b. Cc1ccccc1CCNC(=O)C1CCCN(c2cnccn2)C1
c. Nc1n[nH]c(N)c1N=Nc1ccc(Cl)cc1
d. COCCCn1c(N)c(C(=O)OCCOC)c2nc3ccccc3nc21
Answer: d. COCCCn1c(N)c(C(=O)OCCOC)c2nc3ccccc3nc21
{#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#}
COCCCn1c(N)c(C(=O)OCCOC)c2nc3ccccc3nc21
COCCCn1c(N)c(C(=O)OCCOC)c2nc3ccccc3nc21
2-methoxyethyl 2-amino-1-(3-methoxypropyl)pyrrolo[3,2-b]quinoxaline-3-carboxylate