Task: Answer the multiple-choice question.
Question: Which compound has a 19.849\% 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] COc1ccc(CCNC(=O)NC2CCCCC2)cc1OC
[b] COc1ccc2oc(=O)c(C(=O)NCC3CCCO3)cc2c1
[c] O=C(CS(=O)CC(=O)Nc1cccc2c1CCCC2)Nc1ccc(F)cc1
[d] O=C(CCN1C(=O)C2C3C=CC(C3)C2C1=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
Answer: c. O=C(CS(=O)CC(=O)Nc1cccc2c1CCCC2)Nc1ccc(F)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#}
O=C(CS(=O)CC(=O)Nc1cccc2c1CCCC2)Nc1ccc(F)cc1
O=C(CS(=O)CC(=O)Nc1cccc2c1CCCC2)Nc1ccc(F)cc1
N-(4-fluorophenyl)-2-[2-oxo-2-(5,6,7,8-tetrahydronaphthalen-1-ylamino)ethyl]sulfinylacetamide