Task: Answer the MCQ question.
Query: Which compound has a -0.639\% 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 additional words.
Options:
a.) COc1ccc(CN2[C@@H](CC(C)=O)c3ccc(/C=C/C(C)=O)cc3S2(=O)=O)cc1
b.) COc1cccc(C(=O)NC2CCCc3c2cnn3-c2ccc(C)c(C)c2)c1OC
c.) Cc1ccccc1OCCCCn1c(CO)nc2ccccc21
d.) O=[N+]([O-])c1cccnc1Sc1ccccc1Cl
Answer: a. COc1ccc(CN2[C@@H](CC(C)=O)c3ccc(/C=C/C(C)=O)cc3S2(=O)=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(CN2[C@@H](CC(C)=O)c3ccc(/C=C/C(C)=O)cc3S2(=O)=O)cc1
COc1ccc(CN2[C@@H](CC(C)=O)c3ccc(/C=C/C(C)=O)cc3S2(=O)=O)cc1
(E)-4-[(3S)-2-[(4-methoxyphenyl)methyl]-1,1-dioxo-3-(2-oxopropyl)-3H-1,2-benzothiazol-6-yl]but-3-en-2-one