Task: Answer the multiple-choice question.
Question: Which compound exhibits a 11.508\% 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 additional words.
Options:
a: O=C(COC(=O)CCC(=O)c1cccs1)NC1CC1
b: COc1cc(C(=O)NNC(=O)Cc2ccc(S(=O)(=O)N3CCOCC3)s2)cc(OC)c1OC
c: Cc1cccc(Cc2cnc(NC(=O)c3ccc(C)o3)s2)c1
d: O=C(NCCc1ccc(Cl)cc1)C1CCCO1
Answer: a. O=C(COC(=O)CCC(=O)c1cccs1)NC1CC1
{#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(COC(=O)CCC(=O)c1cccs1)NC1CC1
O=C(COC(=O)CCC(=O)c1cccs1)NC1CC1
[2-(cyclopropylamino)-2-oxoethyl] 4-oxo-4-thiophen-2-ylbutanoate