Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.383\% 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. COc1ccc(-c2c(-c3cc(OC)cc(OC)c3)n(C)c3ccc(-c4ccc(N(C)C)nc4)cc23)cc1
b. COc1ccccc1Nc1nnc(SCC(=O)Nc2nc(-c3ccc(F)cc3)cs2)s1
Answer: b. COc1ccccc1Nc1nnc(SCC(=O)Nc2nc(-c3ccc(F)cc3)cs2)s1
{#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#}
COc1ccccc1Nc1nnc(SCC(=O)Nc2nc(-c3ccc(F)cc3)cs2)s1
COc1ccccc1Nc1nnc(SCC(=O)Nc2nc(-c3ccc(F)cc3)cs2)s1
N-[4-(4-fluorophenyl)-1,3-thiazol-2-yl]-2-[[5-(2-methoxyanilino)-1,3,4-thiadiazol-2-yl]sulfanyl]acetamide