Task: Answer the MCQ question.
Query: Which compound exhibits a 17.850\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. COc1cccc2cc(-c3nnc(SCC(=O)Nc4ccc(NC(C)=O)cc4)n3C)oc12
b. Cc1ccccc1NC(=O)CCN1C(=O)c2ccccc2C1=O
c. COc1ccc(OCCn2ccnc2C)cc1.O=C(O)C(=O)O
d. Cc1ccc(C2c3sc(=O)[nH]c3SC3C4CC(C5C(=O)N(C(C)C(=O)O)C(=O)C45)C23)cc1
e. OCCC1CN(Cc2cccc3nccnc23)CCN1C1CCCC1
Answer: c. COc1ccc(OCCn2ccnc2C)cc1.O=C(O)C(=O)O
{#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#}
COc1ccc(OCCn2ccnc2C)cc1.O=C(O)C(=O)O
COc1ccc(OCCn2ccnc2C)cc1.O=C(O)C(=O)O
1-[2-(4-methoxyphenoxy)ethyl]-2-methylimidazole;oxalic acid