Task: Answer the multiple choice question.
Question: Which compound has a 8.910\% 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 additional words.
Options:
a: COc1ccc(-c2cc(C(=O)N3CCOCC3)no2)cc1OC
b: COC(=O)c1sccc1NC(=O)CN1CCN(c2ccc(F)cc2)CC1
c: CCOC(=O)C1(CCOc2ccccc2)CCN(Cc2ccc(O)cc2)CC1
d: CC(c1cc2ccccc2s1)N(O)C(N)=O
Answer: b. COC(=O)c1sccc1NC(=O)CN1CCN(c2ccc(F)cc2)CC1
{#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#}
methyl 3-[[2-[4-(4-fluorophenyl)piperazin-1-yl]acetyl]amino]thiophene-2-carboxylate