Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 6.234\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCC(C)n1c(=O)c2sccc2n2c(CCCC(=O)N3CCC(C(N)=O)CC3)nnc12
[b] Cc1c(-c2ccccc2)sc2nc[nH]c(=S)c12
Answer: b. Cc1c(-c2ccccc2)sc2nc[nH]c(=S)c12
{#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#}
Cc1c(-c2ccccc2)sc2nc[nH]c(=S)c12
Cc1c(-c2ccccc2)sc2nc[nH]c(=S)c12
5-methyl-6-phenyl-3H-thieno[2,3-d]pyrimidine-4-thione