Task: Answer the multiple-choice question.
Question: Which compound has a 4.397\% 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(CCNC(=O)c1ccccc1)NCc1ccccc1F
b. Cc1nc(N2CCc3ccccc3C2)[nH]c(=O)c1Cc1ccccc1
c. CC(C)(C)NC(=O)CN(Cc1cccnc1)C(=O)c1csnn1
d. CC(=O)c1cccc(NC(=O)CN2CCc3cc4c(cc3C2C)OCCCO4)c1
Answer: c. CC(C)(C)NC(=O)CN(Cc1cccnc1)C(=O)c1csnn1
{#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#}
CC(C)(C)NC(=O)CN(Cc1cccnc1)C(=O)c1csnn1
CC(C)(C)NC(=O)CN(Cc1cccnc1)C(=O)c1csnn1
N-[2-(tert-butylamino)-2-oxoethyl]-N-(pyridin-3-ylmethyl)thiadiazole-4-carboxamide