Task: Answer the MCQ question.
Question: Which drug has a 13.926\% 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: COc1ccc(CNn2c(-c3cccs3)nc3ccccc3c2=O)cc1OC
b: CCCCN(CCCC)CCNC(=O)CN1C(=O)CSc2ccc(S(=O)(=O)N3CCOCC3)cc21
c: O=C(CCNS(=O)(=O)c1cccs1)N1CCCCCC1
d: CCc1cc(=O)oc2cc(OCC(=O)NCCCn3ccnc3)ccc12
e: CCc1ccccc1NC(=O)CN1CCN(C(=O)CNC(=O)c2ccc(-c3ccccc3)cc2)CC1
Answer: c. O=C(CCNS(=O)(=O)c1cccs1)N1CCCCCC1
{#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(CCNS(=O)(=O)c1cccs1)N1CCCCCC1
O=C(CCNS(=O)(=O)c1cccs1)N1CCCCCC1
N-[3-(azepan-1-yl)-3-oxopropyl]thiophene-2-sulfonamide