Task: Answer the MCQ question.
Query: Which compound exhibits a -0.551\% 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) COC(=O)c1cn(C(=O)c2ccccc2F)c2ccccc12
(b) CC(=O)O[C@H]1CSC[C@H]1NC(=O)c1ccccc1
(c) CCC1CCCN1Cn1cnc2c([nH]c3ccccc32)c1=O
(d) COc1ccccc1N1CC(C(=O)Nc2ccc3c(c2)OCO3)CC1=O
Answer: b. CC(=O)O[C@H]1CSC[C@H]1NC(=O)c1ccccc1
{#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(=O)O[C@H]1CSC[C@H]1NC(=O)c1ccccc1
CC(=O)O[C@H]1CSC[C@H]1NC(=O)c1ccccc1
[(3R,4S)-4-benzamidothiolan-3-yl] acetate