Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 24.638\% human ether-à-go-go related gene (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.) CCSc1nnc(-c2ccncc2)o1
b.) CCOCC(=O)Nc1cc(OC)c(Cl)cc1OC
Answer: a. CCSc1nnc(-c2ccncc2)o1
{#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#}
CCSc1nnc(-c2ccncc2)o1
CCSc1nnc(-c2ccncc2)o1
[C][C][S][C][=N][N][=C][Branch1][=Branch2][C][=C][C][=N][C][=C][Ring1][=Branch1][O][Ring1][O]
2-ethylsulfanyl-5-pyridin-4-yl-1,3,4-oxadiazole