Task: Answer the multiple-choice question.
Question: Which drug has a 6.118\% 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(O)CC1S/C(=N/N=C/C2CC=CCC2)NC1=O
b) CCOC(=O)C1=C(C)NC(=O)NC1c1ccc(OC)c(CN2CCOCC2)c1
c) Cc1ccsc1C(=O)N1CCCC(C(=O)c2cc(F)ccc2F)C1
d) CCOC(=O)N1CCN(C(=O)Nc2ccccc2)CC1
Answer: d. CCOC(=O)N1CCN(C(=O)Nc2ccccc2)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#}
CCOC(=O)N1CCN(C(=O)Nc2ccccc2)CC1
CCOC(=O)N1CCN(C(=O)Nc2ccccc2)CC1
ethyl 4-(phenylcarbamoyl)piperazine-1-carboxylate