Task: Answer the multiple-choice question.
Question: Which drug has a 12.578\% 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: CC(=O)N1c2ccccc2Sc2ccccc21
b: CC(=O)c1ccc(OCCCC(=O)Nc2ccc3c(c2)OCCO3)cc1
c: COC(=O)[C@@H]1C[C@H]2CC[C@H](O)C[C@H]2N1Cc1ccc(-c2ccccc2)cc1
d: Cc1cc(=O)[nH]c(-n2[nH]c3c(c2=O)CCCC3)n1
Answer: a. CC(=O)N1c2ccccc2Sc2ccccc21
{#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)N1c2ccccc2Sc2ccccc21
CC(=O)N1c2ccccc2Sc2ccccc21
1-phenothiazin-10-ylethanone