Task: Answer the multiple-choice question.
Question: Which compound has a 19.235\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1ccc(C2=NOC(C(=O)NCCCN3CCOCC3)C2)cc1
(b) O=C(c1cccc(S(=O)(=O)Nc2ccccc2Cl)c1)N1CCN(c2ccccc2O)CC1
(c) COc1ccc(Cc2c(O)nc[nH]c2=O)cc1
(d) COc1ccc2[nH]c(=O)c(CN(CC3CCCO3)C(=O)Nc3ccccc3)cc2c1
Answer: c. COc1ccc(Cc2c(O)nc[nH]c2=O)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(Cc2c(O)nc[nH]c2=O)cc1
COc1ccc(Cc2c(O)nc[nH]c2=O)cc1
4-hydroxy-5-[(4-methoxyphenyl)methyl]-1H-pyrimidin-6-one