Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -4.440\% human ether-à-go-go related gene (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. CCCCCCn1c(=O)c(C(=O)Nc2cnccn2)c(O)c2ccccc21
b. Cc1nn(C)cc1/C=N/O
c. CC1CCCC(C)N1CCCNC(=O)c1cc2c(s1)-c1ccccc1OC2
d. Cc1ccccc1OC(=O)Cn1c(C(F)(F)F)nc2ccccc21
Answer: b. Cc1nn(C)cc1/C=N/O
{#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#}
Cc1nn(C)cc1/C=N/O
Cc1nn(C)cc1/C=N/O
(NE)-N-[(1,3-dimethylpyrazol-4-yl)methylidene]hydroxylamine