Task: Answer the multiple-choice question.
Question: Which compound has a 15.985\% 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) O=C(NCc1cc([N+](=O)[O-])ccc1O)c1cccnc1Sc1ccccc1Cl
(b) COc1ccc(CNC(=O)c2sccc2C)cc1
(c) COc1cccc(C2CCCN2Cc2nc(CC3CC3)no2)c1
(d) COCC(=O)N1CCC(Oc2ccc(C(=O)NCCc3ccncc3)cc2)CC1
Answer: b. COc1ccc(CNC(=O)c2sccc2C)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#}
COc1ccc(CNC(=O)c2sccc2C)cc1
COc1ccc(CNC(=O)c2sccc2C)cc1
N-[(4-methoxyphenyl)methyl]-3-methylthiophene-2-carboxamide