Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 18.063\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) CCC(C)NC(=O)CSc1nc2scc(-c3ccccc3)c2c(=O)[nH]1
b.) CC(OC(=O)C(C)N1C(=O)C2C3C=CC(C4CC34)C2C1=O)C(=O)c1ccccc1
c.) CCN1CCN(C(=O)COc2ccc3c(c2)C(=O)CC2(CCN(C(C)=O)CC2)O3)CC1
Answer: c. CCN1CCN(C(=O)COc2ccc3c(c2)C(=O)CC2(CCN(C(C)=O)CC2)O3)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(C(=O)COc2ccc3c(c2)C(=O)CC2(CCN(C(C)=O)CC2)O3)CC1
CCN1CCN(C(=O)COc2ccc3c(c2)C(=O)CC2(CCN(C(C)=O)CC2)O3)CC1
1'-acetyl-6-[2-(4-ethylpiperazin-1-yl)-2-oxoethoxy]spiro[3H-chromene-2,4'-piperidine]-4-one