Task: Answer the MCQ question.
Query: Which drug exhibits a 8.394\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCOC(=O)C1CN(S(=O)(=O)c2ccc(OC)cc2)c2cc(S(=O)(=O)CC)ccc2O1
[b] COC(=O)[C@H](CCSC)NC(=O)Nc1cc(OC)cc(OC)c1
Answer: b. COC(=O)[C@H](CCSC)NC(=O)Nc1cc(OC)cc(OC)c1
{#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#}
COC(=O)[C@H](CCSC)NC(=O)Nc1cc(OC)cc(OC)c1
COC(=O)[C@H](CCSC)NC(=O)Nc1cc(OC)cc(OC)c1
methyl (2S)-2-[(3,5-dimethoxyphenyl)carbamoylamino]-4-methylsulfanylbutanoate